Ingredients

Here’s what you’ll need to create this springtime sensation. We’ve focused on fresh, seasonal ingredients to maximize flavor and nutritional value. Remember, quality ingredients are key to a truly exceptional casserole.

Cannellini Beans (2 cans, 15 oz each): These creamy white beans provide a wonderfully smooth texture and mild, nutty flavor that forms the heart of our casserole. Be sure to drain and rinse them well.
Great Northern Beans (1 can, 15 oz): Slightly smaller and firmer than cannellini beans, Great Northern beans add another layer of texture and a subtle, delicate taste, creating a balanced bean base. Drain and rinse these as well.
Asparagus (1 pound): The quintessential spring vegetable! Choose firm, bright green stalks. We’ll be trimming and chopping these into bite-sized pieces for tender, slightly grassy notes.
Frozen Peas (1 cup): Sweet and tender, frozen peas bring a pop of vibrant green and a touch of sweetness that complements the other vegetables perfectly. No need to thaw them beforehand.
Carrots (2 medium): Adds sweetness, color, and a satisfying crunch. We’ll peel and dice these into small pieces to ensure they cook through evenly and add a pleasant texture.
Red Bell Pepper (1 medium): For sweetness, vibrant color, and a slightly crisp bite. We’ll dice this to match the carrots in size.
Yellow Onion (1 medium): The aromatic base for our flavorful sauce. We’ll finely chop this to release its savory essence as it cooks.
Cremini Mushrooms (8 oz): These earthy mushrooms add depth of flavor and a meaty texture to our vegetarian casserole. Slice them for even cooking.
Butter (½ cup, 1 stick): For richness and flavor in our creamy sauce. You can substitute with olive oil for a slightly lighter, vegan option.
All-Purpose Flour (⅓ cup): To thicken our sauce to the perfect creamy consistency. Gluten-free flour blends can also be used.
Milk (3 cups): The base of our creamy sauce. Whole milk provides the richest flavor, but 2% or even plant-based milk like oat or almond milk will work well.
Vegetable Broth (1 cup): Adds depth of flavor to the sauce and helps to create the perfect consistency. Low-sodium broth is recommended.
Parmesan Cheese (½ cup, grated): For a salty, savory, and nutty flavor that enhances the creaminess. For a vegan option, nutritional yeast can be used for a cheesy flavor.
Fresh Thyme (2 teaspoons, chopped): Adds a delicate, earthy, and slightly lemony aroma that complements the spring vegetables beautifully.
Fresh Parsley (2 tablespoons, chopped): For a fresh, herbaceous note and a vibrant green garnish.
Garlic (2 cloves): Essential for savory depth. Mince it finely to release its aromatic oils.
Dried Rosemary (½ teaspoon): Adds a warm, piney aroma that pairs wonderfully with beans and vegetables.
Nutmeg (pinch): A subtle hint of warmth and spice that elevates the creamy sauce. Freshly grated is best, but ground nutmeg works too.
Salt and Black Pepper: To taste. Essential for seasoning and bringing out all the flavors.
Breadcrumbs (1 cup, Panko or regular): For a crispy, golden topping. Panko breadcrumbs offer extra crunch.
Melted Butter (2 tablespoons): To toss with the breadcrumbs for a rich, golden, and flavorful topping. Olive oil can be used for a vegan option.

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Instructions

Follow these simple steps to bring this delightful casserole to life. Don’t be intimidated; it’s easier than you might think! The key is to take it one step at a time, and soon you’ll be enjoying the fruits (or vegetables and beans!) of your labor.

Preheat your oven to 375°F (190°C). This ensures the oven is at the right temperature when you’re ready to bake the casserole for even cooking and a perfectly golden top.
Prepare the vegetables: Wash and trim the asparagus, then cut it into 1-inch pieces. Peel and dice the carrots and red bell pepper into small, uniform pieces (about ¼ inch). Dice the yellow onion and slice the cremini mushrooms. Mince the garlic cloves.
Sauté the aromatics and vegetables: In a large, oven-safe skillet or Dutch oven (at least 12 inches in diameter), melt the butter over medium heat. Add the diced onion and sauté for 5-7 minutes, or until softened and translucent. Add the minced garlic and sauté for another minute until fragrant. Be careful not to burn the garlic.
Add the mushrooms and carrots: Add the sliced mushrooms and diced carrots to the skillet. Cook for 8-10 minutes, stirring occasionally, until the mushrooms have softened and released their moisture and the carrots are slightly tender.
Incorporate the asparagus and bell pepper: Add the chopped asparagus and diced red bell pepper to the skillet. Cook for another 5-7 minutes, stirring occasionally, until the asparagus is bright green and slightly tender-crisp, and the bell pepper is softened but still retains a bit of bite.
Make the creamy sauce: Reduce the heat to medium-low. Sprinkle the flour over the vegetables in the skillet and cook for 1-2 minutes, stirring constantly, to create a roux. This helps thicken the sauce and prevents lumps. Gradually whisk in the milk and vegetable broth, a little at a time, ensuring each addition is fully incorporated before adding more. Continue whisking until the sauce is smooth and starts to thicken slightly.
Season the sauce: Stir in the dried rosemary, fresh thyme, and a pinch of nutmeg. Season generously with salt and black pepper to taste. Remember to taste and adjust seasonings as needed.
Add the beans and peas: Gently stir in the drained and rinsed cannellini beans, Great Northern beans, and frozen peas into the sauce and vegetable mixture. Mix everything together until well combined and heated through.
Stir in the Parmesan cheese: Remove the skillet from the heat and stir in the grated Parmesan cheese (or nutritional yeast for vegan). Mix until the cheese is melted and incorporated into the sauce, making it even creamier and more flavorful.
Prepare the breadcrumb topping: In a small bowl, combine the breadcrumbs and melted butter (or olive oil). Toss to coat the breadcrumbs evenly.
Assemble and bake the casserole: Sprinkle the buttered breadcrumbs evenly over the top of the casserole in the skillet.
Bake for 20-25 minutes: Bake in the preheated oven for 20-25 minutes, or until the casserole is bubbly around the edges and the breadcrumb topping is golden brown and crispy.
Rest and Garnish: Let the casserole rest for 5-10 minutes before serving. This allows the sauce to thicken slightly and the flavors to meld together. Garnish with fresh chopped parsley before serving for a pop of color and fresh flavor.
Serve and Enjoy! Serve hot and enjoy your delicious and vibrant Veggie Bean Easter Casserole!

Nutrition

Serving Size: one normal portion
Calories: 400
Fiber: 10g
Protein: 15g