Creamy Summer Squash Soup

Section: Cozy Meals for Every Mood

This creamy summer squash soup blends tender squash, savory onion, and silky potato, creating a balanced base flavored with fresh thyme and a hint of garlic. Finished with creamy coconut milk and bright lemon juice, it delivers smooth, vibrant flavors perfect for sunny days. Satisfyingly light yet filling, this dish is simple to prepare and easily elevated for dinner parties with a drizzle of coconut milk and fresh herbs. Serve warm for a comforting lunch or dinner that highlights the bounty of summer produce.

A woman is reading a book.
Contributed by Harper
Last updated on Mon, 08 Sep 2025 17:25:56 GMT
A bowl of creamy summer squash soup. Save
A bowl of creamy summer squash soup. | flavorrhaven.com

Creamy Summer Squash Soup is my favorite answer to a sun-soaked day when you crave something comforting but not too heavy. Brimming with fresh flavors from seasonal squash and a touch of brightness from lemon, this soup is as easy on the eyes as it is on the palate. Each spoonful reminds me of relaxed evenings sitting on the porch, often wishing I had made a double batch because everyone always asks for seconds.

I first whipped up this soup in an effort to use up garden squash and never looked back. Now, it is my go-to for bringing a bit of sunshine to the table anytime.

Ingredients

  • Summer squash: Choose squash that feels firm with smooth unblemished skins for the sweetest flavor. Cutting into half-moons helps them cook evenly.
  • Onion: Fresh yellow or white onions are best. They add sweetness and flavor as the base of the soup.
  • Potato: This gives body and creamy texture without needing cream. Look for waxy potatoes if you like a silkier finish.
  • Garlic: Fresh cloves add an aromatic depth. Choose plump cloves free of blemishes.
  • Fresh thyme: The little leaves add earthy brightness. Look for perky stems and strip leaves just before using.
  • Coconut oil or Olive oil: Either gives a lovely depth to the sauté. Use extra virgin olive oil for added richness or coconut oil for a hint of sweetness.
  • Vegetable stock: Go for low sodium and quality stock to let the squash’s flavor shine.
  • Coconut milk: Full fat canned coconut milk is best for extra creaminess.
  • Lemon juice: Freshly squeezed gives the soup a lift and keeps flavors balanced.
  • Kosher salt and pepper: Season to taste and bring all flavors together smoothly.

Instructions

Prepare the Vegetables:
Dice onion and potato for even cooking. Cut summer squash into half-moons. Mince garlic and remove thyme leaves from stems.
Sauté the Aromatics:
Add coconut or olive oil to a large pot over medium heat. Add onions, squash, potato, garlic, and thyme leaves. Stir and cook for about five minutes until onions begin to soften but do not brown. This coaxes out their flavor gently.
Simmer:
Pour in the vegetable stock. Raise the heat to bring to a gentle boil. Once it bubbles, lower the heat and let it simmer uncovered. Stir occasionally and cook for fifteen to twenty minutes until all vegetables are fork-tender. This step melds the flavors and softens the squash and potato perfectly.
Purée until Smooth:
Let the pot cool for several minutes for safety. Working in batches if needed, carefully pour the soup into a blender. Puree until you achieve a silky smooth texture. Always hold the blender lid down with a kitchen towel when working with hot liquids to prevent accidents.
Finish with Creaminess:
Return the soup to the pot over medium low heat. Pour in coconut milk and lemon juice. Stir gently until fully blended. Taste and add salt and pepper as needed. This is when the soup transforms from simple to luxurious.
Top and Serve:
Ladle the soup into bowls. Garnish with a swirl of coconut milk and a scattering of fresh thyme leaves for fresh flavor and beauty. Serve warm and savor.
A bowl of soup with vegetables and herbs.
A bowl of soup with vegetables and herbs. | flavorrhaven.com

Lately I am never without a can of coconut milk in my pantry because it makes this soup irresistibly rich. My grandmother loved anything lemony and would always sneak an extra squeeze into her bowl. That fresh citrus finish makes every bite sing.

Storage Tips

Store cooled soup in a sealed container in the fridge up to four days. For longer storage, freeze in individual portions so you can reheat without defrosting the entire batch. Gently reheat on the stove with a splash of extra stock if needed to restore creamy texture.

Ingredient Substitutions

If you are out of coconut milk, try oat milk or even a splash of cashew cream for a different twist. Yukon Gold potatoes add silkiness, but you can swap in sweet potato if you want a slightly sweeter soup. Fresh dill or basil work in place of thyme for a different herbal note.

Serving Suggestions

I love pouring this soup into a shallow bowl and topping with microgreens or toasted pumpkin seeds for crunch. Crusty sourdough bread makes for a satisfying accompaniment, or serve alongside a bright salad of summer greens for an elegant lunch.

Cultural and Seasonal Context

This recipe is a celebration of summer’s bounty. Squash has a long heritage as a star vegetable in global kitchens from Italy to the American South. Making squash soup in early summer is a tradition in my family that signals the start of warm weather meals.

Seasonal Adaptations

Swap in zucchini if yellow squash is not available locally. Add a handful of fresh peas for a vibrant pop of green and sweetness. Garnish with torn basil if thyme is not in season.

Success Stories

Once I made a triple batch for a family reunion lunch and every bowl came back completely empty. This is the soup friends most often request when summer squash arrives at farmers’ markets. It has also converted a few folks who claimed not to like squash at all.

A bowl of soup with a spoon in it.
A bowl of soup with a spoon in it. | flavorrhaven.com

With a basket of ripe summer squash and a handful of pantry basics you can treat yourself to a creamy comforting soup that truly feels like summer in a bowl. This recipe never fails to bring compliments and happy silence at the table especially when I serve it with an extra drizzle of coconut milk.

FAQs about Recipes

→ Can other types of squash be used?

Yes, zucchini or yellow squash can be swapped in for a similar flavor and texture profile.

→ Is coconut milk essential?

No, you can substitute with heavy cream, half-and-half, or a dairy-free alternative for creaminess.

→ How can I make the soup thicker?

Increase the amount of potato or reduce the vegetable stock for a thicker, heartier consistency.

→ What garnishes complement the soup?

Try fresh thyme leaves, a drizzle of coconut milk, or crunchy croutons for extra texture and flavor.

→ Can this soup be served chilled?

Absolutely! Chill after blending for a refreshing, cold summer dish suitable for hot days.

Creamy Summer Squash Soup

Fresh summer squash blended with coconut milk and thyme for a light, smooth, and refreshing warm-weather meal.

Prep Time
10 mins
Cooking Time
25 mins
Overall Time
35 mins
Contributed by: Harper

Recipe Category: Comfort Food

Skill Level: Beginner-Friendly

Cuisine Type: American

Recipe Output: 4 Portion Size (Approximately 6 cups soup)

Dietary Features: Plant-Based, Vegetarian-Friendly, Free from Gluten, Free from Dairy

What You'll Need

→ Vegetables

01 3 medium summer squash, cut into half-moon slices
02 1 medium onion, diced
03 1 medium potato, peeled and diced
04 2 garlic cloves, minced

→ Aromatics & Herbs

05 4 fresh thyme sprigs, leaves only

→ Oils & Fats

06 1 tablespoon coconut oil or olive oil

→ Liquids

07 4 cups vegetable stock
08 1/2 cup canned coconut milk
09 2 tablespoons lemon juice

→ Seasonings

10 Kosher salt, to taste
11 Freshly ground black pepper, to taste

Step-by-Step Guide

Step 01

Melt coconut oil or olive oil in a large stockpot over medium heat. Add summer squash, onion, potato, garlic, and thyme leaves. Cook, stirring occasionally, until onions soften, about 5 minutes.

Step 02

Pour vegetable stock into the pot and increase the heat to bring to a boil. Reduce heat and simmer, stirring occasionally, until all vegetables are tender, 15 to 20 minutes.

Step 03

Allow mixture to cool slightly. Carefully transfer the soup in batches to a blender and purée until completely smooth. Exercise caution with hot liquids.

Step 04

Return the puréed soup to the pot over medium-low heat. Stir in coconut milk and lemon juice. Season with salt and freshly ground pepper to taste.

Step 05

Ladle the soup into bowls. Garnish with additional fresh thyme leaves and a drizzle of coconut milk if desired.

Additional Notes

  1. Blend the soup in small batches to avoid splattering, and ensure the mixture is slightly cooled before blending.

Tools You'll Need

  • Large stockpot
  • Blender
  • Cutting board
  • Chef’s knife
  • Ladle

Per Serving Nutritional Info

Keep in mind these are general guidelines, not a replacement for professional advice.
  • Calories: 152
  • Fats: 6 grams
  • Carbohydrates: 22 grams
  • Proteins: 3 grams