Here's a lesson in how to make creamy vegetable soups without the slightest bit of actual cream or even an ounce of butter. Instead, zucchini is boiled with potatoes, garlic, and cilantro until the vegetables are quite soft, then everything is pureed with a hand blender (if you have one, otherwise transfer the contents to a regular blender and puree in batches, being careful not fill the jar more than halfway each time).