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 Summer Squash Au Gratin?

You need 7 ingredients. The key ingredients include: ¼ cup butter, 4 cups thinly sliced summer squash, 1 medium sliced onion, 1 teaspoon salt, and more.

Is Summer Squash Au Gratin suitable as general?

Yes, Summer Squash Au Gratin falls under the General category and is a great choice for this type of meal.

How do I store leftover Summer Squash Au Gratin?

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

Summer Squash Au Gratin Recipe

Name: Summer Squash Au Gratin
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: ¼ cup butter; 4 cups thinly sliced summer squash; 1 medium sliced onion; 1 teaspoon salt; 1 dash pepper; ¼ cup water; ½ cup grated cheese (any variety)

Try this homemade Summer Squash Au Gratin recipe the whole family will love. Made with butter, onion, salt and pepper. Easy step-by-step instructions in…

This Summer Squash Au Gratin relies on simple, everyday ingredients such as butter, thinly sliced summer squash, medium sliced onion and salt. It comes together quickly and makes 4 servings, at about 174 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

Servings: persons

¼ cup butter
4 cups thinly sliced summer squash
1 medium sliced onion
1 teaspoon salt
1 dash pepper
¼ cup water
½ cup grated cheese (any variety)

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Quick Info

Servings
4 servings
Calories
174 kcal
Category
General

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Summer Squash Au Gratin

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