Spicy Roasted Butternut Squash Soup with Coconut Milk

Seasonal roasted butternut squash combined with fresh jalapeño creates a delightful contrast: silky, comforting squash with a bright, spicy kick. This Spicy Butternut Squash Soup is simple to prepare, warming to the soul, and full of autumnal flavor.

three bowls of butternut squash soup garnished with jalapeño and feta cheese with silver spoon inserted into each bowl.

About this Soup

This Spicy Butternut Squash Soup is incredibly approachable — perfect if you want a cozy, plant-forward meal that still feels special. The finished soup is thick and creamy from the roasted squash, yet light and bright thanks to the jalapeño and aromatics.

Although the texture is smooth, the flavor is layered and sophisticated: caramelized roasted squash gives natural sweetness and depth, sautéed onion and garlic add savory notes, and the jalapeño provides a pleasant warmth. The soup is naturally vegan; if you like, finish a bowl with a sprinkle of feta for a salty contrast.

This recipe works well as an easy weeknight dinner, an appetizer for a fall or holiday gathering, or for batch meal prep. It stores well in the refrigerator and freezes easily, so you can make a large batch and enjoy it for days.

Recipe Ingredients

ingredients for spicy butternut squash soup in individual bowls on white sheet pan.
  • Butternut squash – A nutty, mildly sweet fall squash. Peel, seed, and roast it before making the soup.
  • Garlic – Fresh minced garlic gives the best flavor. If needed, garlic powder can substitute (about 1/8 tsp per clove).
  • Jalapeño – Fresh jalapeño adds the spicy lift. Omit or reduce if you prefer a milder soup.
  • Vegetable broth – Use broth to thin and flavor the soup. For a richer result, substitute coconut milk or another milk of choice.

See the recipe card below for exact measurements and full ingredient details.

Substitutions and Variations

This recipe is a great base for experimenting. Here are a few ideas to customize the flavor and texture to your liking.

Spices

Add paprika or cumin for a smoky, warming note. Garlic powder or onion powder can boost savory flavor, and everything bagel seasoning can add an interesting crunchy garnish.

Umami Boosts

For more savory complexity, try adding nutritional yeast, a splash of coconut aminos, or a small spoonful of Dijon mustard. These additions deepen the flavor without altering the soup’s character.

Adjusting Heat

Control the spice level easily: add more jalapeño, cayenne, or hot sauce for heat, or omit the jalapeño entirely for a milder version. Removing the seeds will also reduce heat.

How to Make This Recipe

butternut squash peeled and halved with seeds
Step 1

1. Preheat the oven to 400°F (204°C). Peel the butternut squash, cut it lengthwise, remove the seeds, and dice into cubes.

diced and cubed butternut squash on sheet pan ready to be roasted
Step 2

2. Toss the cubes with 1 tablespoon olive oil, season with salt and pepper, and spread on a baking sheet. Roast 20–25 minutes, until tender and slightly caramelized.

sautéed vegetables for butternut squash soup in large gray stock pot.
Step 3

3. While the squash roasts, dice red onion and jalapeño and mince garlic. Sauté the onion, jalapeño, and garlic in 1 tablespoon olive oil over medium heat for 4–5 minutes until softened and lightly browned.

cooked butternut squash cubes over cooked and diced peppers and onions in large stock pot.
Step 4

4. Add the roasted squash to the pot with the sautéed vegetables, pour in vegetable broth, and add seasoning. Use an immersion blender to puree until smooth. Alternatively, transfer the mixture to a high-speed blender in batches and blend until creamy, then return to the pot.

5. Simmer the pureed soup for 20–25 minutes to meld flavors and heat through. Finish with a splash of cream or half-and-half if desired, then serve warm topped with crumbled feta, extra jalapeño slices, roasted pepitas, or crackers.

Recipe FAQs

How do you store it?

Store the soup in an airtight container in the refrigerator for up to 5 days. Reheat gently on the stove over low heat, stirring occasionally, or use short intervals in the microwave.

Can you freeze this soup?

Yes. The soup freezes well for up to three months. Use freezer-safe containers or resealable freezer bags to save space. Thaw in the refrigerator overnight before reheating.

What should I serve with it?

This soup pairs nicely with crackers, toasted bread, biscuits, or a simple green salad. For a heartier meal, serve alongside roasted chicken or sausage.

bowl of butternut squash soup garnished with jalapeño and feta cheese with silver spoon inserted into bowl.
Blended soup

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Spicy Butternut Squash Soup

Seasonal roasted butternut squash paired with fresh jalapeños balances creamy, comforting flavors with a bright, spicy finish. This soup is simple to make and perfect for cooler weather.
Prep5 mins
Cook45 mins
Total50 mins
Servings2

Equipment

  • High-speed blender or immersion blender
  • Sheet pan
  • Cutting board and knife
  • Measuring cups and spoons
  • Sauce pot
  • Rubber spatula

Ingredients

Roasted Butternut Squash

  • 1 medium butternut squash
  • 1 tablespoon olive oil
  • Salt and pepper, to taste

Soup

  • 2 1/2 cups roasted butternut squash
  • 1/4 cup red onion, diced
  • 1/4 tsp minced garlic
  • 2 diced jalapeños (adjust to taste)
  • 1 tablespoon olive oil (for sautéing)
  • 1 cup vegetable broth (add more for a thinner soup)
  • 1 tsp elote seasoning, or salt and pepper
  • 3 tbsp half-and-half or heavy cream (optional)

Instructions

  1. Preheat oven to 400°F (204°C).
  2. Peel the butternut squash, slice it lengthwise, remove the seeds, and dice into cubes. Toss with 1 tablespoon olive oil and season with salt and pepper.
  3. Spread the squash on a baking sheet and bake 20–25 minutes until tender and slightly caramelized.
  4. While the squash roasts, dice the red onion and jalapeños and mince the garlic.
  5. Sauté the onion, jalapeño, and garlic in 1 tablespoon olive oil over medium heat for about 4–5 minutes until softened and lightly browned.
  6. Place 1 1/2 cups of the roasted squash into a blender or food processor. Add the sautéed vegetables, vegetable broth, and most of the seasoning (reserve a little for finishing).
  7. Blend until smooth, about 45 seconds to 1 minute. If using an immersion blender, puree directly in the pot.
  8. Return the pureed soup to the saucepan and simmer for 20–25 minutes to allow flavors to meld and to heat through. Stir in half-and-half or cream if using.
  9. Serve warm topped with crumbled feta, extra jalapeño slices, roasted pepitas, or crackers.

Nutrition

Serving: 1 serving | Calories: 232 kcal | Carbohydrates: 30 g | Protein: 3 g | Fat: 14 g | Fiber: 9 g | Sodium: 320 mg

Notes

Store in an airtight container in the refrigerator for up to 5 days or freeze for up to 3 months. For a creamier soup, substitute some or all of the vegetable broth with coconut milk or another milk of choice. Adjust spice levels with more or fewer jalapeños, red pepper flakes, or hot sauce.

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I’d love to hear your thoughts in the comments below. Tell me what you enjoyed or any variations you tried!