Butternut Squash Gratin Recipe

Name: Butternut Squash Gratin
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 tablespoon butter; 1 tablespoon olive oil; 2 large onions, cut into 1-inch squares; 3 tablespoons chopped fresh sage; salt and freshly ground black pepper to taste; 3 pounds butternut squash - peeled, seeded, and cut into 1/2-inch cubes; 2 cloves garlic, minced; 3/4 teaspoon salt; 10 tablespoons heavy whipping cream; 1 cup fresh bread crumbs; 1 1/2 tablespoons butter, melted

Servings: persons

1 tablespoon butter
1 tablespoon olive oil
2 large onions, cut into 1-inch squares
3 tablespoons chopped fresh sage
salt and freshly ground black pepper to taste
3 pounds butternut squash - peeled, seeded, and cut into 1/2-inch cubes
2 cloves garlic, minced
3/4 teaspoon salt
10 tablespoons heavy whipping cream
1 cup fresh bread crumbs
1 1/2 tablespoons butter, melted

1
Preheat oven to 350 degrees F (175 degrees C). Grease a gratin baking dish with butter.
2
Heat 1 tablespoon butter and olive oil in a large skillet over low heat; add onions and sage. Cover and cook, stirring occasionally, until onions are browned, about 25 minutes. Season with salt and black pepper.
3
Place a steamer insert into a saucepan and fill with water to just below the bottom of the steamer. Bring water to a boil. Add squash, cover, and steam until tender, 10 to 20 minutes. Transfer squash to prepared gratin dish; toss with garlic and 3/4 teaspoon salt. Add the caramelized onions to the pan and gently mix to combine.
4
Warm cream in a saucepan over low heat; pour over squash mixture. Stir to coat. Combine bread crumbs and 1 1/2 tablespoons melted butter together in a bowl; sprinkle over squash mixture.
5
Bake in the preheated oven until gratin is bubbling and breadcrumbs are browned, 20 to 25 minutes.

2687

kcal

Calories

300

Fat

Carbs

Protein

Fat Carbs Protein

* Per serving · 4 servings · Values may vary.

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.
Coconut cream is a reliable plant-based alternative to dairy cream.

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

My Personal Notes

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How did you like this recipe?

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

You need 11 ingredients. The key ingredients include: 1 tablespoon butter, 1 tablespoon olive oil, 2 large onions, cut into 1-inch squares, 3 tablespoons chopped fresh sage, and more.

Yes, Butternut Squash Gratin falls under the Vegetarian category and is a great choice for this type of meal.

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

That's it — enjoy your meal!

Butternut Squash Gratin

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions