The Best One-Pot Butternut Squash Soup

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · ·

A velvety, fall-inspired soup with roasted squash and sage, finished with a hint of maple for the ultimate comfort bowl. This american-inspired soups (vegan) ready in about 50 minutes pairs Butternut squash, Yellow onion, Garlic for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 220 calories and feeds 6, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 15 min Cook: 35 min Serves 6 American cuisine 220 cal/serving
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Ingredients

Instructions

  1. Step 1: Peel and dice 2 lbs butternut squash into 1/2-inch cubes. Toss with 1 tbsp olive oil, 1/2 tsp salt, and 1/4 cup chopped fresh sage on a baking sheet.
  2. Step 2: Roast at 400°F (200°C) for 25-30 minutes until golden and tender, stirring once halfway through.
  3. Step 3: Sauté 1/2 cup diced yellow onion and 3 minced garlic cloves in a large pot over medium heat for 5 minutes until translucent and fragrant.
  4. Step 4: Add roasted squash, 4 cups vegetable broth, and 2 tbsp maple syrup. Bring to a simmer and cook for 10 minutes to meld flavors.
  5. Step 5: Use an immersion blender to puree soup until completely smooth. Stir in 1/2 cup heavy cream and simmer for 3 more minutes until heated through, avoiding boiling to prevent curdling.

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Frequently asked questions

How long does The Best One-Pot Butternut Squash Soup take to make?

Total time is about 50 minutes (15 min prep + 35 min cook). Most home cooks find this fits comfortably into a weeknight; double the batch on Sunday for two dinners.

How do I store leftover The Best One-Pot Butternut Squash Soup?

Cool to room temperature within 2 hours, then store in an airtight container in the fridge for up to 4 days. Reheat covered in a 350°F oven for 10-12 minutes, or microwave at 70% power in 60-second bursts to keep butternut squash from drying out.

Can I substitute ingredients in The Best One-Pot Butternut Squash Soup?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale The Best One-Pot Butternut Squash Soup for a different number of people?

The recipe is written for 6 servings. Multiply each ingredient by (your serving target / 6). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

Is The Best One-Pot Butternut Squash Soup vegan?

Yes — this recipe is tagged vegan based on its ingredient list. Always cross-check labels for packaged ingredients (sauces, broths, condiments) since formulations vary by brand.

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