Air-Fried Sweet Potato Fries

Jessica

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Let me tell you, getting my family to agree on anything food-related can feel like herding cats. But there’s one dish that consistently brings smiles to everyone’s faces and has become a weekly staple in our home: Air-Fried Sweet Potato Fries. Honestly, before discovering this method, sweet potato fries were always a bit hit or miss for me – often soggy, unevenly cooked, and just not quite as satisfying as their classic potato counterparts. But the air fryer? It’s a game-changer! These fries are incredibly easy to make, unbelievably crispy on the outside, fluffy on the inside, and bursting with that naturally sweet, earthy flavor of sweet potatoes. Even my pickiest eater, who usually turns his nose up at anything remotely “healthy,” devours these like there’s no tomorrow. The best part? They are so much healthier than traditional deep-fried versions, using just a fraction of the oil without sacrificing any of the deliciousness. If you’re looking for a simple side dish that’s guaranteed to be a crowd-pleaser, look no further. These air-fried sweet potato fries are about to become your new favorite way to enjoy this vibrant and nutritious vegetable.

Ingredients

  • Sweet Potatoes: 2 large sweet potatoes (about 1.5 pounds), choose firm sweet potatoes for best results. These are the star of the show, providing natural sweetness and vibrant color.
  • Olive Oil: 2 tablespoons, extra virgin olive oil is preferred for its flavor and health benefits. It helps the fries crisp up beautifully in the air fryer and adds a touch of richness.
  • Cornstarch: 1 tablespoon, this is the secret ingredient for extra crispy fries! Cornstarch helps to absorb moisture and creates a light coating for optimal crispiness.
  • Salt: 1 teaspoon, or to taste. Salt enhances the natural sweetness of the sweet potatoes and balances the flavors. Sea salt or kosher salt are great options.
  • Black Pepper: ½ teaspoon, freshly ground black pepper adds a subtle warmth and depth of flavor.
  • Paprika: 1 teaspoon, smoked paprika adds a smoky depth and beautiful color, while regular paprika offers a milder, slightly sweet flavor.
  • Garlic Powder: ½ teaspoon, garlic powder provides a savory note that complements the sweetness of the sweet potatoes and adds another layer of flavor.
  • Optional Spices: (Choose any combination to taste)
    • Cayenne Pepper: A pinch, for a touch of heat.
    • Onion Powder: ½ teaspoon, for a deeper savory flavor.
    • Dried Rosemary: ½ teaspoon, for an herbaceous and earthy note.
    • Cumin: ½ teaspoon, for a warm and earthy flavor.
    • Chili Powder: ½ teaspoon, for a smoky and slightly spicy kick.

Instructions

  1. Prepare the Sweet Potatoes: Begin by thoroughly washing the sweet potatoes under cool running water. There’s no need to peel them if you prefer the added nutrients and rustic texture of the skin. However, if you prefer peeled fries, go ahead and peel them using a vegetable peeler. Once washed (and peeled, if desired), pat the sweet potatoes completely dry with a clean kitchen towel or paper towels. This is a crucial step! Excess moisture will prevent the fries from getting crispy.
  2. Cut into Fries: Now, it’s time to cut the sweet potatoes into fries. For uniform cooking and best results, aim for fries that are approximately ½ inch thick. There are a few ways to achieve this:
    • Method 1 (Simple Slices): Cut each sweet potato in half lengthwise. Place the flat side down and slice into ½ inch thick planks. Then, cut each plank lengthwise into ½ inch thick fries.
    • Method 2 (Rounds then Fries): Cut the sweet potato crosswise into ½ inch thick rounds. Stack a few rounds together and cut them into ½ inch thick fries.
    • Method 3 (Using a Mandoline or French Fry Cutter): If you have a mandoline with a julienne blade or a french fry cutter, these tools can make the process faster and ensure uniform fries. Always use caution and safety guards when using these tools.
    Regardless of the method you choose, try to keep the fries roughly the same size for even cooking. Place the cut fries in a large bowl.
  3. Rinse and Soak (Optional but Recommended for Extra Crispiness): For truly exceptional crispy fries, consider this optional step: Rinse the cut sweet potato fries under cold water in the bowl for a few minutes until the water runs clear. This helps to remove excess starch, which contributes to sogginess. After rinsing, fill the bowl with cold water and let the fries soak for at least 30 minutes, or even up to an hour. Soaking further removes starch and results in even crispier fries. If you are short on time, you can skip this step, but soaking does make a noticeable difference.
  4. Dry Thoroughly (Again!): Whether you soaked the fries or not, this step is absolutely essential. Drain the fries completely and pat them very dry with clean kitchen towels or paper towels. Seriously, the drier the fries, the crispier they will be. Don’t rush this step! You might need to use several towels to absorb all the moisture.
  5. Toss with Oil and Seasonings: In the bowl with the dried sweet potato fries, drizzle 2 tablespoons of olive oil. Toss the fries to ensure they are evenly coated with oil. Then, add the cornstarch, salt, black pepper, paprika, and garlic powder (and any other optional spices you are using). Toss everything together again until the fries are uniformly coated with the seasonings and cornstarch. Make sure every fry gets a good coating for maximum flavor and crispiness.
  6. Preheat the Air Fryer: Preheat your air fryer to 400°F (200°C). Preheating is important for even cooking and crisping. Some air fryers preheat automatically, while others require you to set a preheating cycle. Refer to your air fryer’s manual for specific instructions.
  7. Air Fry in Batches: Do not overcrowd the air fryer basket! Overcrowding will steam the fries instead of frying them, resulting in soggy fries. Work in batches to ensure the fries cook properly and crisp up beautifully. Arrange the sweet potato fries in a single layer in the air fryer basket. You may need to cook in 2-3 batches depending on the size of your air fryer and the amount of fries you are making.
  8. Cook and Flip: Air fry for 15-20 minutes, flipping the fries halfway through, around the 10-minute mark. Flipping ensures even cooking and browning on all sides. The exact cooking time may vary slightly depending on your air fryer model and the thickness of your fries.
  9. Check for Doneness: After 15 minutes, check the fries for doneness. They should be golden brown and crispy on the outside and tender on the inside. If they are not quite crispy enough, continue to air fry for another 2-5 minutes, checking every couple of minutes to prevent burning.
  10. Serve Immediately: Once the sweet potato fries are cooked to golden perfection, remove them from the air fryer and immediately season with a little extra salt, if desired, while they are still hot. Serve them right away while they are at their crispiest and most delicious! They are fantastic on their own or with your favorite dipping sauces.

Nutrition Facts

(Per serving, based on 4 servings, approximate values)

  • Serving Size: Approximately ¾ cup
  • Calories: 180 kcal
  • Fat: 7g
  • Vitamin A: 200% DV (Daily Value)
  • Vitamin C: 15% DV

Note: Nutritional values are estimates and can vary based on specific ingredients, portion sizes, and cooking methods.

Preparation Time

  • Prep Time: 20 minutes (including cutting and seasoning, excluding optional soaking time)
  • Cook Time: 15-20 minutes (per batch in the air fryer)
  • Total Time: 35-40 minutes (excluding optional soaking time)

This recipe is relatively quick and easy, making it perfect for weeknight meals or a fast and healthy side dish. The optional soaking time will add to the prep time but significantly enhances the crispiness of the fries.

How to Serve

These air-fried sweet potato fries are incredibly versatile and can be served in countless delicious ways! Here are some ideas to get you started:

  • Classic Dipping Sauces:
    • Ketchup: A timeless pairing that everyone loves.
    • Mayonnaise: Creamy and rich, a simple yet satisfying choice.
    • Ranch Dressing: A cool and tangy classic that complements the sweetness of the fries.
    • Honey Mustard: Sweet and savory, a perfect balance of flavors.
    • BBQ Sauce: Smoky and bold, adds a delicious depth of flavor.
    • Spicy Mayo: Mix mayonnaise with sriracha or your favorite hot sauce for a fiery kick.
    • Garlic Aioli: Creamy garlic mayonnaise, elevates the fries to gourmet status.
  • Elevated Toppings & Dips:
    • Cilantro Lime Crema: Blend sour cream or Greek yogurt with cilantro, lime juice, and a pinch of salt for a refreshing and zesty dip.
    • Avocado Crema: Blend avocado, lime juice, cilantro, and a touch of jalapeno for a creamy and healthy dip.
    • Spicy Peanut Sauce: A flavorful and exotic dipping sauce that adds an Asian-inspired twist.
    • Queso Dip: Warm and cheesy, perfect for a decadent treat.
    • Hummus: A healthy and flavorful Mediterranean dip.
    • Guacamole: A fresh and vibrant Mexican dip that pairs beautifully with sweet potato fries.
  • Meal Accompaniments:
    • Burgers and Sandwiches: A healthier and tastier alternative to regular fries alongside burgers, veggie burgers, chicken sandwiches, or pulled pork sandwiches.
    • Grilled Meats and Fish: Serve as a side dish with grilled chicken, steak, salmon, or tofu for a balanced and flavorful meal.
    • Tacos and Fajitas: Add a sweet and savory element to your taco or fajita night.
    • Salads: Top a hearty salad with air-fried sweet potato fries for added texture and flavor.
    • Bowl Meals: Incorporate them into grain bowls or Buddha bowls for a satisfying and nutritious meal.
  • Creative Serving Ideas:
    • Sweet Potato Fry Nachos: Load the fries with your favorite nacho toppings like cheese, beans, salsa, guacamole, and sour cream for a fun and shareable appetizer.
    • Sweet Potato Fry Poutine: Drizzle gravy and top with cheese curds for a sweet potato twist on classic poutine.
    • Fry Boards: Create a fun and interactive fry board with different dipping sauces and toppings for a party appetizer or snack.

Additional Tips for Perfect Air-Fried Sweet Potato Fries

  1. Choose the Right Sweet Potatoes: Opt for firm sweet potatoes with smooth skin. Avoid sweet potatoes that are bruised, soft, or have sprouts. Garnet or Jewel sweet potatoes are excellent choices for fries due to their texture and flavor.
  2. Uniformity is Key: Cutting the sweet potatoes into uniformly sized fries is crucial for even cooking. This ensures that all the fries cook at the same rate and are crispy at the same time. Take your time and aim for consistent sizes.
  3. Don’t Skip the Drying Step: As mentioned earlier, thoroughly drying the sweet potato fries before seasoning and air frying is paramount. Excess moisture is the enemy of crispiness. Pat them dry multiple times if necessary.
  4. Cornstarch is Your Secret Weapon: Cornstarch is the magic ingredient that helps create that crispy exterior. It absorbs moisture and creates a light coating that promotes browning and crisping in the air fryer. Don’t skip it!
  5. Oil is Necessary, But Less is More: While air frying uses significantly less oil than deep frying, a little oil is still needed for browning and crisping. Two tablespoons of olive oil are usually sufficient for this recipe. Avoid using too much oil, as it can make the fries soggy.
  6. Preheat Your Air Fryer: Always preheat your air fryer before adding the fries. Preheating ensures that the air fryer is at the correct temperature when the fries are added, promoting even cooking and crisping from the start.
  7. Avoid Overcrowding the Basket: Overcrowding the air fryer basket is the most common mistake when making air-fried fries. It prevents proper air circulation and results in steamed, soggy fries instead of crispy ones. Cook in batches, ensuring the fries are arranged in a single layer with some space between them.
  8. Shake and Flip Halfway Through: Shaking or flipping the fries halfway through the cooking process is essential for even browning and crisping on all sides. This ensures that all fries are cooked uniformly and achieve that perfect golden-brown color and crispy texture.

FAQ: Your Air-Fried Sweet Potato Fries Questions Answered

Q1: Can I use frozen sweet potato fries in the air fryer?

A: Yes, you absolutely can! Air frying frozen sweet potato fries is a super convenient option. You’ll typically need to cook them for a bit longer than homemade fries, usually around 10-15 minutes at 400°F (200°C), flipping halfway through. Check the package instructions for specific recommendations, as cooking times can vary depending on the brand and thickness of the frozen fries. You usually don’t need to add extra oil when air frying frozen fries, as they are often pre-oiled. They won’t be quite as crispy as homemade, but still much better than oven-baked frozen fries.

Q2: Can I make these sweet potato fries ahead of time?

A: Air-fried sweet potato fries are best enjoyed immediately for maximum crispiness. However, if you need to prepare them ahead of time, you can partially cook them in the air fryer for about 10 minutes, until they are slightly softened but not fully browned. Then, let them cool completely and store them in an airtight container in the refrigerator for up to 24 hours. When you’re ready to serve, air fry them again at 400°F (200°C) for another 5-8 minutes, or until they are heated through and crispy. Keep in mind that they might not be quite as crispy as freshly made fries, but this method is a good way to prep ahead if needed.

Q3: What if my sweet potato fries are still soggy after air frying?

A: Soggy fries are usually caused by overcrowding the air fryer basket or not drying the sweet potatoes thoroughly enough. Make sure you are cooking in batches and arranging the fries in a single layer. Double-check that you are patting the fries completely dry before seasoning and air frying. If your fries are still soggy after the initial cooking time, continue to air fry them for another 2-5 minutes, checking for crispiness every couple of minutes. Increasing the air fryer temperature slightly to 425°F (220°C) for the last few minutes can also help crisp them up further, but watch them carefully to prevent burning.

Q4: Can I use different oils besides olive oil?

A: Yes, you can! While olive oil is a great choice for its flavor and health benefits, other oils with a high smoke point will also work well. Avocado oil, coconut oil, or canola oil are good alternatives. Just be mindful of the flavor profile of the oil you choose, as it can slightly affect the final taste of the fries. For a neutral flavor, go with canola or avocado oil. Coconut oil will impart a subtle coconut flavor, which can be delicious if you enjoy that.

Q5: Can I add other seasonings to my sweet potato fries?

A: Absolutely! The spice combinations suggested in the ingredients list are just starting points. Feel free to get creative and experiment with different seasonings to customize the flavor of your fries. Consider adding:
Cinnamon and Sugar: For a sweeter, dessert-like fry.
Chili Lime Seasoning: For a zesty and slightly spicy flavor.
Italian Seasoning: For an herbaceous and savory twist.
Curry Powder: For a warm and aromatic flavor.
Everything Bagel Seasoning: For a savory and crunchy topping.
Ranch Seasoning: For a classic ranch flavor.

Add your desired seasonings along with the salt, pepper, paprika, and garlic powder, or sprinkle them on after the fries are cooked.

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Q6: Do I need to soak the sweet potato fries? Is it really necessary?

A: Soaking the sweet potato fries is an optional but highly recommended step for achieving extra crispy fries. Soaking helps to remove excess starch, which contributes to sogginess. If you have the time, soaking for at least 30 minutes (or up to an hour) will make a noticeable difference in the crispiness. However, if you are short on time, you can skip the soaking step. Just be sure to dry the fries extremely well and use cornstarch for the crispiest results without soaking.

Q7: My air fryer basket is non-stick. Do I still need to use oil?

A: Yes, even with a non-stick air fryer basket, a little bit of oil is still necessary for making crispy sweet potato fries. The oil helps to promote browning, crisping, and prevents the fries from drying out. While you can technically air fry without oil, the results will be much drier and less crispy. The 2 tablespoons of olive oil in this recipe are just enough to achieve that perfect balance of crispiness and flavor without being greasy.

Q8: Can I reheat leftover air-fried sweet potato fries?

A: While air-fried sweet potato fries are best enjoyed fresh, you can reheat leftovers, but they won’t be as crispy as they were originally. To reheat them, the best method is to air fry them again at 350°F (175°C) for about 5-7 minutes, or until heated through and slightly crisp. You can also reheat them in a conventional oven at 350°F (175°C) for about 10-15 minutes. Microwaving is not recommended as it will make them soggy. Keep in mind that reheated fries will never be quite as crispy as freshly made ones, but air frying or oven reheating is the best way to revive them somewhat.

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Air-Fried Sweet Potato Fries


  • Author: Jessica

Ingredients

  • Sweet Potatoes: 2 large sweet potatoes (about 1.5 pounds), choose firm sweet potatoes for best results. These are the star of the show, providing natural sweetness and vibrant color.
  • Olive Oil: 2 tablespoons, extra virgin olive oil is preferred for its flavor and health benefits. It helps the fries crisp up beautifully in the air fryer and adds a touch of richness.
  • Cornstarch: 1 tablespoon, this is the secret ingredient for extra crispy fries! Cornstarch helps to absorb moisture and creates a light coating for optimal crispiness.
  • Salt: 1 teaspoon, or to taste. Salt enhances the natural sweetness of the sweet potatoes and balances the flavors. Sea salt or kosher salt are great options.
  • Black Pepper: ½ teaspoon, freshly ground black pepper adds a subtle warmth and depth of flavor.
  • Paprika: 1 teaspoon, smoked paprika adds a smoky depth and beautiful color, while regular paprika offers a milder, slightly sweet flavor.
  • Garlic Powder: ½ teaspoon, garlic powder provides a savory note that complements the sweetness of the sweet potatoes and adds another layer of flavor.
  • Optional Spices: (Choose any combination to taste)
    • Cayenne Pepper: A pinch, for a touch of heat.
    • Onion Powder: ½ teaspoon, for a deeper savory flavor.
    • Dried Rosemary: ½ teaspoon, for an herbaceous and earthy note.
    • Cumin: ½ teaspoon, for a warm and earthy flavor.
    • Chili Powder: ½ teaspoon, for a smoky and slightly spicy kick.

Instructions

  1. Prepare the Sweet Potatoes: Begin by thoroughly washing the sweet potatoes under cool running water. There’s no need to peel them if you prefer the added nutrients and rustic texture of the skin. However, if you prefer peeled fries, go ahead and peel them using a vegetable peeler. Once washed (and peeled, if desired), pat the sweet potatoes completely dry with a clean kitchen towel or paper towels. This is a crucial step! Excess moisture will prevent the fries from getting crispy.
  2. Cut into Fries: Now, it’s time to cut the sweet potatoes into fries. For uniform cooking and best results, aim for fries that are approximately ½ inch thick. There are a few ways to achieve this:
    • Method 1 (Simple Slices): Cut each sweet potato in half lengthwise. Place the flat side down and slice into ½ inch thick planks. Then, cut each plank lengthwise into ½ inch thick fries.
    • Method 2 (Rounds then Fries): Cut the sweet potato crosswise into ½ inch thick rounds. Stack a few rounds together and cut them into ½ inch thick fries.
    • Method 3 (Using a Mandoline or French Fry Cutter): If you have a mandoline with a julienne blade or a french fry cutter, these tools can make the process faster and ensure uniform fries. Always use caution and safety guards when using these tools.

    Regardless of the method you choose, try to keep the fries roughly the same size for even cooking. Place the cut fries in a large bowl.

  3. Rinse and Soak (Optional but Recommended for Extra Crispiness): For truly exceptional crispy fries, consider this optional step: Rinse the cut sweet potato fries under cold water in the bowl for a few minutes until the water runs clear. This helps to remove excess starch, which contributes to sogginess. After rinsing, fill the bowl with cold water and let the fries soak for at least 30 minutes, or even up to an hour. Soaking further removes starch and results in even crispier fries. If you are short on time, you can skip this step, but soaking does make a noticeable difference.
  4. Dry Thoroughly (Again!): Whether you soaked the fries or not, this step is absolutely essential. Drain the fries completely and pat them very dry with clean kitchen towels or paper towels. Seriously, the drier the fries, the crispier they will be. Don’t rush this step! You might need to use several towels to absorb all the moisture.
  5. Toss with Oil and Seasonings: In the bowl with the dried sweet potato fries, drizzle 2 tablespoons of olive oil. Toss the fries to ensure they are evenly coated with oil. Then, add the cornstarch, salt, black pepper, paprika, and garlic powder (and any other optional spices you are using). Toss everything together again until the fries are uniformly coated with the seasonings and cornstarch. Make sure every fry gets a good coating for maximum flavor and crispiness.
  6. Preheat the Air Fryer: Preheat your air fryer to 400°F (200°C). Preheating is important for even cooking and crisping. Some air fryers preheat automatically, while others require you to set a preheating cycle. Refer to your air fryer’s manual for specific instructions.
  7. Air Fry in Batches: Do not overcrowd the air fryer basket! Overcrowding will steam the fries instead of frying them, resulting in soggy fries. Work in batches to ensure the fries cook properly and crisp up beautifully. Arrange the sweet potato fries in a single layer in the air fryer basket. You may need to cook in 2-3 batches depending on the size of your air fryer and the amount of fries you are making.
  8. Cook and Flip: Air fry for 15-20 minutes, flipping the fries halfway through, around the 10-minute mark. Flipping ensures even cooking and browning on all sides. The exact cooking time may vary slightly depending on your air fryer model and the thickness of your fries.
  9. Check for Doneness: After 15 minutes, check the fries for doneness. They should be golden brown and crispy on the outside and tender on the inside. If they are not quite crispy enough, continue to air fry for another 2-5 minutes, checking every couple of minutes to prevent burning.
  10. Serve Immediately: Once the sweet potato fries are cooked to golden perfection, remove them from the air fryer and immediately season with a little extra salt, if desired, while they are still hot. Serve them right away while they are at their crispiest and most delicious! They are fantastic on their own or with your favorite dipping sauces.

Nutrition

  • Serving Size: one normal portion
  • Calories: 180
  • Fat: 7g