10 Best Butternut Squash Substitutes for Soups, Roasting & Pasta

The best butternut squash substitute depends on your recipe, but the closest alternatives are acorn squash, kabocha squash, pumpkin, sweet potatoes, and delicata squash. For soups and purées, pumpkin or kabocha work best. For roasting, sweet potatoes and acorn squash provide similar sweetness and texture. Most substitutes can be used in a 1:1 ratio when replacing cubed or puréed butternut squash.

Here you can also find our best Breadcrumbs Substitute and Farro Substitutes .

What Is Butternut Squash and Why Replace It?

Quick Answer: Butternut squash is a sweet, nutty winter squash commonly used in soups, roasted dishes, and pasta sauces.

Butternut squash is popular because it:

• Has a smooth, creamy texture
• Offers mild sweetness
• Roasts well
• Blends easily into soups

You may need a butternut squash substitute if:

• It’s out of season
• You can’t find it at the store
• You want a faster-cooking option
• You prefer a different flavor

What Is the Best Substitute for Butternut Squash?

Quick Answer: Acorn squash or sweet potatoes are the best overall substitutes.

They provide:

• Similar sweetness
• Comparable texture
• Easy 1:1 replacement

10 Best Butternut Squash Substitutes

1. Can Acorn Squash Replace Butternut Squash?

Yes — it’s the closest flavor match.

Best for:

• Roasting
• Stuffed squash
• Side dishes

Ratio: 👉 1 cup cubed acorn squash = 1 cup butternut squash

2. Is Kabocha Squash a Good Substitute?

Yes — it’s sweeter and creamier.

Best for:

• Soups
• Purées
• Curry dishes

Ratio: 👉 1:1

Kabocha creates a richer texture than butternut squash.

3. Can Pumpkin Replace Butternut Squash?

Yes — especially in soups and baking.

Best for:

• Soups
• Sauces
• Pasta fillings

Use plain pumpkin purée (not pie filling).
Ratio: 👉 1:1

4. Are Sweet Potatoes a Good Alternative?

Yes — sweet potatoes are one of the easiest substitutes.

Best for:

• Roasted dishes
• Casseroles
• Mash

They are slightly sweeter but similar in texture.

5. Can Delicata Squash Replace Butternut Squash?

Yes — it has a similar sweetness and softer skin.

Best for:

• Roasting
• Sheet-pan meals

No need to peel delicata squash.

6. Is Hubbard Squash a Good Substitute?

Yes — it has dense, sweet flesh.

Best for:

• Baking
• Roasting

Texture is very similar.

7. Can Carrots Replace Butternut Squash?

Yes — for soups and purées only.

Best for:

• Blended soups
• Sauces

Carrots are less creamy but provide sweetness.

8. Is Spaghetti Squash a Good Substitute?

Sometimes — but texture is very different.

Best for:

• Pasta-style dishes

It won’t create the same creamy result.

9. Can Zucchini Replace Butternut Squash?

Yes — but only in savory dishes.

Best for:

• Roasted vegetables
• Mixed dishes

It’s less sweet and contains more water.

10. Can Cauliflower Replace Butternut Squash?

Yes — for low-carb recipes.

Best for:

• Puréed soups
• Creamy sauces

Cauliflower is less sweet but mimics texture.

What Is the Best Butternut Squash Substitute for Soup?

Quick Answer: Kabocha squash or pumpkin are best for creamy soups.

They blend smoothly and maintain similar sweetness.

What Is the Best Substitute for Roasted Butternut Squash?

Quick Answer: Sweet potatoes or acorn squash.

Both caramelize beautifully when roasted.

What Is the Best Low-Carb Substitute for Butternut Squash?

Quick Answer: Cauliflower.

It provides creaminess without the natural sugars.

Quick Butternut Squash Substitute Comparison Table

🥕 Substitute	🍬 Sweetness	🥄 Texture	🍽️ Best For
Acorn squash	Mild	Firm	Roasting 🔥
Kabocha	Sweet	Creamy	Soups 🍲
Pumpkin	Mild	Smooth	Purées 🥣
Sweet potato	Sweet	Soft	Roasting 🍠
Delicata	Mild	Soft	Sheet-pan meals 🍳
Cauliflower	Low	Creamy	Low-carb dishes 🥦

FAQs About Butternut Squash Substitutes

What can I use instead of butternut squash?

Acorn squash, sweet potatoes, pumpkin, or kabocha squash.

Is pumpkin the same as butternut squash?

No, but they have similar sweetness and texture when puréed.

Can I use sweet potato instead of butternut squash?

Yes, especially in roasted and mashed recipes.

What is the closest tasting squash to butternut?

Acorn squash is the closest in flavor.

What is a low-carb substitute for butternut squash?

Cauliflower works best for low-carb recipes.

Key Takeaways

• Acorn squash is the closest overall substitute
• Sweet potatoes are the easiest replacement
• Kabocha works best in soups
• Pumpkin is ideal for purées
• Cauliflower is best for low-carb dishes
• Most substitutes work in a 1:1 ratio