Roasted Butternut Squash Soup Recipe

 

Intro

This roasted butternut squash soup is silky, warm, and deeply flavorful, with sweet caramelized squash blended into a velvety bowl of comfort. Roasting first concentrates its sugars, while onion, garlic, thyme, and a hint of nutmeg add cozy savory depth.

It is surprisingly simple to make, mostly hands-off, and perfect for chilly evenings, holiday starters, or easy meal prep. One pot, a blender, and everyday ingredients create a nourishing soup that tastes elegant and freezes beautifully, too.

⏱️ Prep Time

15 minutes

🍳 Cook Time

60 minutes

🕒 Total Time

1 hour 15 minutes

🌡️ Oven Temperature

400°F (205°C)

🧩 Key Ingredients & Substitutions

• Butternut squash — The base of the soup, giving it sweet flavor, vibrant color, and a naturally creamy texture. Substitute: sweet potato, peeled and cubed.
• Vegetable broth — Thins the soup and adds savory depth while keeping the squash flavor front and center. Substitute: chicken broth.
• Heavy cream — Makes the soup rich, smooth, and velvety. Substitute: full-fat coconut milk.
• Yellow onion — Builds a sweet, savory foundation as it softens and lightly caramelizes. Substitute: 2 large shallots, diced.
• Fresh thyme — Adds gentle earthy, herby warmth. Substitute: ½ teaspoon dried thyme.

❓ TIPS SECTION

• Roast the squash until very tender and golden at the edges; that caramelization is where most of the deep flavor comes from.
• Let the roasted squash cool for about 10 minutes before scooping and blending, and never fill a countertop blender more than halfway with hot soup.
• Add broth gradually when blending, starting with 2½ cups, so you can control whether the soup is thick and spoonable or lighter.
• Blend for a full 1 to 2 minutes for the silkiest texture, then taste and adjust salt at the end, as broth saltiness varies.

🧺 Ingredients You'll Need

• 1 large butternut squash (about 3 pounds / 1.4 kg)
• 2 tablespoons olive oil, divided
• 1 tablespoon unsalted butter
• 1 medium yellow onion, diced
• 1 medium carrot, diced
• 3 garlic cloves, minced
• 1 teaspoon fresh thyme leaves
• 3 cups vegetable broth, plus more as needed
• 1 tablespoon pure maple syrup
• ½ teaspoon ground nutmeg
• ¾ teaspoon fine sea salt, divided
• ½ teaspoon black pepper, divided
• ½ cup heavy cream, plus extra for swirling
• 6 fresh sage leaves, for garnish
• 2 tablespoons toasted pumpkin seeds, for garnish

👩‍🍳 Step-by-Step Instructions

1. Preheat the oven to 400°F (205°C) and line a baking sheet with parchment paper. Halve the squash lengthwise, scoop out the seeds, brush the cut sides with 1 tablespoon olive oil, and sprinkle with ¼ teaspoon salt and ¼ teaspoon black pepper, then place cut-side down on the sheet.
2. Roast for 40 to 45 minutes, until the skin is blistered and a fork slides easily through the thickest part. Cool for 10 minutes, then scoop the flesh into a bowl, about 4 cups, and discard the skin.
3. In a large pot over medium heat, melt the butter with the remaining 1 tablespoon olive oil. Add the onion and carrot and cook for 5 minutes until softened, then add the garlic and thyme and cook for 1 minute until fragrant.
4. Add the roasted squash, vegetable broth, maple syrup, nutmeg, remaining ½ teaspoon salt, and remaining ¼ teaspoon black pepper. Stir, bring to a boil, then reduce the heat and simmer for 10 minutes.
5. Blend with an immersion blender for 1 to 2 minutes until completely silky, or blend carefully in batches in a countertop blender with the lid vented. Add a splash more broth if you prefer a thinner soup.
6. Stir in the heavy cream and warm gently for 2 minutes without boiling. Ladle into bowls, swirl with extra cream, and top with the fresh sage leaves and toasted pumpkin seeds before serving hot.

🌿 Garnish & Serving

• Swirl a spoonful of heavy cream over each bowl for a pretty, creamy finish.
• Top with fresh sage leaves and toasted pumpkin seeds for earthy flavor and crunchy contrast.
• Serve in warm bowls so the soup stays hot longer at the table.

🧊 Storage

Cool the soup completely, then transfer it to an airtight container and refrigerate for up to four days. Freeze without the garnishes in freezer-safe containers for up to three months, leaving room for expansion. Thaw overnight in the refrigerator and reheat gently on the stovetop, stirring often.

⏰ Make Ahead

Roast the squash up to two days ahead, scoop out the flesh, and refrigerate it in a covered container. Finish the soup the next day in about 20 minutes, adding the cream at the end to keep its flavor fresh and texture silky.

🔄 Variations

• Vegan: Use olive oil instead of butter and full-fat coconut milk instead of heavy cream, as noted in the substitutions.
• Spiced: Add ½ teaspoon ground cinnamon and a pinch of cayenne pepper with the nutmeg for warmer, gently spicy flavor.
• Apple: Sauté 1 peeled, diced sweet apple with the onion and carrot for a brighter, lightly fruity twist.

🍽️ Serving Pairings

• Crusty bread, grilled cheese sandwiches, or warm focaccia for dipping.
• A crisp green salad with apples, walnuts, and a simple vinaigrette.
• Apple cider, dry white wine, or ginger tea for a cozy drink alongside.

Grab a spoon and enjoy every warm, silky bite!

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