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Creamy Zucchini and Mushroom Soup

A silky, deeply flavorful zucchini and mushroom soup with aromatic herbs, mild heat, and a touch of cream.
Prep Time10 minutes
Active Time20 minutes
Total Time30 minutes
Course: Main Course, Soup
Cuisine: American, Mediterranean
Keyword: 30 minute dinner, creamy zucchini mushroom soup
Yield: 4 Servings
Cost: $8-10

Equipment

  • Large heavy-bottomed soup pot
  • Sharp chef's knife
  • Cutting board
  • Wooden spoon
  • Measuring spoons
  • Liquid measuring cup
  • Immersion blender or countertop blender (optional)

Materials

  • 1 tablespoon extra virgin olive oil
  • 1 medium yellow onion finely diced
  • 2 garlic cloves finely minced
  • 1/2 teaspoon dried thyme
  • 1/4 teaspoon red pepper flakes
  • 2 medium zucchini cut into 1/2-inch cubes
  • cups cremini mushrooms sliced
  • 4 cups low-sodium vegetable broth
  • 1/2 teaspoon kosher salt
  • 1/4 teaspoon freshly ground black pepper
  • 1/2 cup heavy cream
  • 1 tablespoon finely chopped fresh parsley for garnish

Instructions

  • Heat the olive oil in a large heavy-bottomed soup pot over medium heat for 1 minute.
  • Add the diced onion and cook for 4 minutes, stirring occasionally, until translucent.
  • Add the minced garlic, dried thyme, and red pepper flakes. Stir constantly and cook for 1 minute until the garlic is fragrant but not browned.
  • Add the cubed zucchini and sliced cremini mushrooms. Stir well and cook for 6 minutes, allowing the vegetables to soften and release their moisture.
  • Pour in the vegetable broth. Add kosher salt and freshly ground black pepper. Stir to combine.
  • Increase heat to high. Bring the soup to a gentle boil, then immediately reduce to low and simmer uncovered for 10 minutes.
  • Remove the soup from heat. Use an immersion blender to purée half the soup in the pot to create a creamy consistency while retaining texture. Alternatively, carefully transfer 2 cups of soup to a countertop blender, blend until smooth, and return to the pot.
  • Stir in the heavy cream. Return the pot to low heat and cook for 2 more minutes to warm through.
  • Ladle the soup into bowls. Top each serving with chopped fresh parsley and additional black pepper if desired.

Notes

  • For deeper umami, use shiitake mushrooms instead of cremini.
  • To make the soup dairy-free, substitute the heavy cream with full-fat canned coconut milk in the same quantity.
  • Store in an airtight container in the refrigerator for up to 4 days.
  • Freeze the soup in individual portions for up to 2 months. Thaw in the refrigerator and reheat gently on the stove.
  • To brighten the flavor, add 1 teaspoon of lemon juice just before serving.