Follow these detailed steps to achieve a perfectly smooth, flavorful, and beautifully chilled avocado soup. The process is remarkably simple and requires no cooking, making it an ideal recipe for any skill level.

1. Prepare Your Produce: Begin by meticulously preparing all your fresh ingredients. Halve the avocados, remove the pits, and scoop the flesh into the carafe of a high-speed blender. Peel the English cucumber and chop it into large, rough chunks. Roughly chop the cilantro, peel the garlic cloves, and dice the yellow onion or shallot. Slice the jalapeño in half lengthwise, and using a small spoon, scrape out all the seeds and the white pith (this is where most of the heat resides). This will ensure you get the flavor of the pepper without excessive spice.
2. Combine the Core Ingredients: To the blender containing the avocado flesh, add the chopped cucumber, cilantro, garlic cloves, diced jalapeño, and chopped onion. Add the Greek yogurt (or coconut cream), fresh lime juice, sea salt, and black pepper.
3. Begin the Blending Process: Pour in 1 ½ cups of the chilled vegetable broth. Starting with less liquid is key, as you can always add more to reach your desired consistency. Secure the lid on the blender.
4. Blend Until Silky Smooth: Start the blender on a low speed and gradually increase it to high. Blend for 60-90 seconds, or until the mixture is completely smooth, creamy, and free of any lumps. If you see any solids stuck to the sides, stop the blender, scrape down the sides with a spatula, and blend again. If the soup appears too thick for your liking, add the remaining ½ cup of vegetable broth, a little at a time, until you achieve the perfect, pourable consistency.
5. Taste and Adjust Seasoning: Once the soup is perfectly smooth, taste it. This is the most important step for a truly delicious result. Does it need more salt to make the flavors pop? A little more lime juice for extra zing? A bit more pepper for warmth? Adjust the seasonings as needed and give it one final, quick blend to incorporate everything.
6. Chill for Optimal Flavor: This step is crucial and should not be skipped. Transfer the soup from the blender to a large bowl or an airtight container. Press a piece of plastic wrap directly onto the surface of the soup, ensuring it makes full contact. This prevents a “skin” from forming and, more importantly, minimizes contact with air, which can cause the avocado to oxidize and discolor.
7. Refrigerate: Place the covered soup in the refrigerator to chill for at least 2 hours, but preferably for 4 hours. This chilling period allows the flavors to meld together, deepen, and mature, resulting in a much more cohesive and delicious final product. The soup will also become slightly thicker as it cools.
8. Serve Chilled: When you are ready to serve, give the chilled soup a good stir to ensure it’s smooth. Ladle it into chilled bowls or glasses and add your favorite garnishes.