How many servings does this recipe make?

This recipe makes 4 servings. You can adjust the portion size directly on this page.

What ingredients do I need for A+ Butternut & Acorn Squash Gratin?

You need 10 ingredients. The key ingredients include: Here is what you need, 2 lbs butternut squash (peeled & seeded & cut into 1/2 inch cubes (aprox 4 C), 2 tablespoons water (divided ), 2 lbs acorn squash (peeled & seeded & cut into 1/2 inch cubes,aprox 4 C), and more.

Is A+ Butternut & Acorn Squash Gratin suitable as general?

Yes, A+ Butternut & Acorn Squash Gratin falls under the General category and is a great choice for this type of meal.

How do I store leftover A+ Butternut & Acorn Squash Gratin?

Store leftovers in an airtight container in the refrigerator for up to 3–4 days. Reheat gently before serving.

A+ Butternut & Acorn Squash Gratin Recipe

Name: A+ Butternut & Acorn Squash Gratin
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: Here is what you need; 2 lbs butternut squash (peeled & seeded & cut into 1/2 inch cubes (aprox 4 C); 2 tablespoons water (divided ); 2 lbs acorn squash (peeled & seeded & cut into 1/2 inch cubes,aprox 4 C); 1 tablespoon butter; 2 cups coarsely chopped fennel, white bottom part only (anise); 1 cup chopped onion; 1 cup havarti cheese; 1 (8 ounce) container mascarpone cheese; salt & pepper

Try this homemade A+ Butternut & Acorn Squash Gratin recipe the whole family will love. Made with butternut squash, water, acorn and butter. Easy step-b…

This A+ Butternut & Acorn Squash Gratin relies on simple, everyday ingredients such as here is what you need, water (divided ), butter and chopped onion. It comes together quickly and makes 4 servings, at about 2084 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's versatile enough for an easy weeknight dinner yet satisfying enough for guests at the weekend. Serve it with your favorite sides, and keep any leftovers for a quick meal the next day.

Updated Jun 30, 2026

Serves 4 General

2084

kcal

Calories

Tips for the best results

Read through all the steps once before you start and measure out your ingredients first — it makes everything go more smoothly.
Taste as you go and adjust the seasoning before serving.
Avoid overcrowding the pan — cook in batches if needed for the best texture.
Let the dish rest for a few minutes before serving so the flavors settle.
Store leftovers in an airtight container in the fridge and enjoy within a few days.

Variations & substitutions

Use a neutral oil or a plant-based spread in place of butter for a dairy-free version.

No specific allergen information. Please check the ingredient list for possible allergens.

My Personal Notes

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A+ Butternut & Acorn Squash Gratin

Tips for the best results

Variations & substitutions

My Personal Notes

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Frequently Asked Questions