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 Potato-Vegetable Au Gratin?

You need 10 ingredients. The key ingredients include: 5 cups cubed red potato (about 1 1/2 pounds), 2 cups broccoli florets, 2 cups sliced carrot, 1 cup chopped onion, and more.

Is Potato-Vegetable Au Gratin suitable as general?

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

How do I store leftover Potato-Vegetable Au Gratin?

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

Potato-Vegetable Au Gratin Recipe

Name: Potato-Vegetable Au Gratin
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 5 cups cubed red potato (about 1 1/2 pounds); 2 cups broccoli florets; 2 cups sliced carrot; 1 cup chopped onion; 1 cup 2% reduced-fat milk; 3/4 cup (3 ounces) shredded sharp cheddar cheese, divided; 1/2 cup thinly sliced fresh basil; 1/2 teaspoon salt; 1/2 teaspoon pepper; Cooking spray

Try this homemade Potato-Vegetable Au Gratin recipe the whole family will love. Made with cubed red potato, broccoli florets, carrot and onion. Easy ste…

This Potato-Vegetable Au Gratin relies on simple, everyday ingredients such as broccoli florets, sliced carrot, chopped onion and 2% reduced-fat milk. It comes together quickly and makes 4 servings, at about 474 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

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

Feel free to swap in similar ingredients you already have on hand and adjust seasoning to taste.

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

My Personal Notes

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Potato-Vegetable Au Gratin

Tips for the best results

Variations & substitutions

My Personal Notes

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