Creamy zucchini basil soup served in a bowl with fresh basil leaves and a drizzle of cream, highlighting a healthy and delicious vegetarian meal.

Creamy Zucchini Basil Soup

Creamy Zucchini Basil Soup is a light and refreshing dish that's perfect for warmer days or when you want something soothing but not too heavy. It blends tender zucchini with…

By Melanie Reading time: 6 min
Tip: save now, cook later.

Creamy Zucchini Basil Soup is a light and refreshing dish that’s perfect for warmer days or when you want something soothing but not too heavy. It blends tender zucchini with fresh basil, creating a smooth and flavorful soup with a lovely green hue and a hint of sweetness from the veggies. The creamy texture makes every spoonful feel comforting without weighing you down.

I love how simple this soup is to make, yet it feels like a special treat. I usually toss in a little garlic and onion for a bit of depth, and sometimes a splash of cream or coconut milk to keep it velvety. One of my favorite things about this soup is how well it warms you up but still tastes fresh, thanks to the basil—it’s like a little garden in a bowl.

When I serve it, I like to drizzle a bit of olive oil on top and sprinkle some crunchy croutons or toasted nuts for a nice contrast. It’s also great with a slice of crusty bread on the side for dipping. This soup always gets me looking forward to summer meals and casual lunches with friends or family, and it’s a wonderful way to enjoy zucchini beyond just the usual dishes.

Key Ingredients & Substitutions

Zucchini: This is the star! Choose fresh, firm zucchinis with smooth skin. If you want a slightly sweeter twist, yellow squash works well too.

Basil: Fresh basil adds bright, herbal notes. If you can’t find fresh, try frozen basil or substitute with fresh spinach for color and mild flavor.

Onion & Garlic: These build the soup’s base flavor. Yellow onions are perfect here. For a milder taste, use shallots or omit garlic.

Vegetable Broth: It keeps the soup light and flavorful. If you prefer, chicken broth is fine. For a vegetarian or vegan option, use vegetable broth.

Heavy Cream: This makes the soup creamy and smooth. For dairy-free, coconut milk or cashew cream are great alternatives. Skip or reduce for a lighter soup.

How Do You Get a Smooth, Creamy Soup Without Lumps?

Pureeing is the key! Here’s how to get that silky texture:

  • Use an immersion blender right in the pot for easy blending and less cleanup.
  • If using a regular blender, blend in small batches to avoid spills and get a smoother result.
  • Blend until completely smooth, then add the basil and pulse again briefly to mix it well.
  • Don’t forget to warm the soup gently after adding cream—it keeps it silky without curdling.

Taking these steps helps you avoid lumps and enjoy a velvety soup every time!

Creamy Zucchini Basil Soup Recipe – Easy & Healthy

Equipment You’ll Need

  • Large pot – perfect for sautéing veggies and simmering the soup evenly.
  • Immersion blender – makes pureeing the soup smooth and easy right in the pot.
  • Chef’s knife – sharp and sturdy for chopping zucchini, onion, and basil cleanly.
  • Cutting board – a good surface to prep all your fresh ingredients safely.
  • Wooden spoon – great for stirring without scratching your pot.

Flavor Variations & Add-Ins

  • Add a handful of spinach for more greens and a deeper color without changing taste much.
  • Stir in grated Parmesan or Pecorino after blending for a cheesy twist.
  • Use coconut milk instead of cream for a dairy-free version with a subtle sweetness.
  • Include cooked white beans or chickpeas for added protein and a thicker texture.

Creamy Zucchini Basil Soup

Ingredients You’ll Need:

Main Ingredients:

  • 2 tablespoons olive oil
  • 1 medium onion, chopped
  • 2 cloves garlic, minced
  • 4 medium zucchinis, chopped
  • 3 cups vegetable broth (or chicken broth)
  • 1 cup fresh basil leaves, packed
  • ½ cup heavy cream (or coconut milk for dairy-free)
  • Salt and pepper to taste
  • Fresh basil leaves for garnish
  • Optional: a squeeze of lemon juice for brightness

How Much Time Will You Need?

This recipe takes about 10 minutes to prep and 25 minutes to cook, for a total of roughly 35 minutes. The process includes sautéing the veggies, simmering the soup, blending it smooth, and gently warming it once creamy. You’ll have a fresh, tasty soup ready to enjoy without too much waiting.

Step-by-Step Instructions:

1. Sauté Onion and Garlic:

Start by heating the olive oil in a large pot over medium heat. Add the chopped onion and cook it until it becomes soft and translucent—this usually takes about 5 minutes. Then, add the minced garlic and cook for just 1 more minute until you can smell its lovely aroma.

2. Cook the Zucchini:

Add your chopped zucchini into the pot. Stir occasionally as you cook them for 5 to 7 minutes until they begin to soften. This helps release their flavor and makes them easier to blend later.

3. Simmer the Soup:

Pour in the vegetable or chicken broth to the pot, and bring the liquid to a gentle boil. Once boiling, reduce the heat and let it simmer for 10 to 15 minutes or until the zucchini pieces are very tender to the touch.

4. Blend the Soup:

Remove the pot from heat. Use an immersion blender to puree the soup right in the pot until it’s completely smooth and creamy. If you don’t have an immersion blender, carefully transfer the soup in small batches to a regular blender and blend until smooth.

5. Add Basil and Cream:

Stir fresh basil leaves into the blended soup and give it another quick blend to mix the flavor evenly. Return the pot to low heat, stir in the heavy cream or coconut milk, and warm the soup gently. Season it with salt and pepper to your taste. If you like, add a squeeze of lemon juice to brighten the flavors.

6. Serve and Enjoy:

Ladle the warm soup into bowls. Garnish each bowl with fresh basil leaves and, if you want, a drizzle of olive oil. Serve your creamy zucchini basil soup with crusty bread or your favorite side for a lovely, satisfying meal.

Can I Use Frozen Zucchini for This Soup?

Yes, you can use frozen zucchini, but make sure to thaw and drain it well before cooking to avoid excess water in the soup. This helps keep the texture creamy and prevents it from becoming too watery.

How Can I Make This Soup Vegan?

Simply swap the heavy cream for coconut milk or another plant-based cream alternative. Also, use vegetable broth to keep the soup fully vegan and deliciously creamy.

What’s the Best Way to Store Leftovers?

Store leftover soup in an airtight container in the refrigerator for up to 3 days. Reheat gently on the stove over low heat, stirring occasionally. If it thickens too much, add a splash of broth or water to loosen it up.

Can I Prepare This Soup Ahead of Time?

Absolutely! You can make the soup completely, then cool and refrigerate it for up to 2 days before serving. When ready, reheat slowly and add fresh basil and cream just before serving for the freshest flavor.

Melanie profile photo

About Melanie

Writes practical, weeknight-friendly recipes.

More from Melanie

Join our weekly recipe email

Fresh dinners, soups, and bakes—straight to your inbox. Free & easy.

Unsubscribe anytime. We respect your inbox.

Leave a Comment