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 Supper Vegetables Au Gratin?

You need 13 ingredients. The key ingredients include: 1 c. water, 1 head cauliflower, separated into flowerets, 1 (9 oz.) pkg. frozen green beans, 2 Tbsp. salad oil, and more.

Is Supper Vegetables Au Gratin suitable as salads?

Yes, Supper Vegetables Au Gratin falls under the Salads category and is a great choice for this type of meal.

How do I store leftover Supper Vegetables Au Gratin?

Keep refrigerated in an airtight container and enjoy within 1–2 days for the best freshness. Best served cold — no reheating needed.

Supper Vegetables Au Gratin Recipe

Name: Supper Vegetables Au Gratin
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 1 c. water; 1 head cauliflower, separated into flowerets; 1 (9 oz.) pkg. frozen green beans; 2 Tbsp. salad oil; 2 green peppers, cut into strips; 1 (28 oz.) can tomatoes; 1 (15 1/4 to 19 oz.) can red kidney beans, drained; 1 (6 oz.) can tomato paste; 1 1/2 tsp. sugar; 1 tsp. oregano; 3/4 tsp. salt; 1/3 c. dried bread crumbs; 1/2 lb. Cheddar cheese, shredded

Try this homemade Supper Vegetables Au Gratin recipe the whole family will love. Made with water, cauliflower, frozen green beans and salad oil. Easy st…

This Supper Vegetables Au Gratin relies on simple, everyday ingredients such as water, salad oil, (28 oz.) can tomatoes and (6 oz.) can tomato paste. It comes together quickly and makes 4 servings, at about 419 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It works as a light main on its own or as a starter alongside crusty bread, and it's just as good for a cozy night in as it is for feeding a crowd. Leftovers keep well, so it's a smart choice for meal prep too.

Updated Jun 30, 2026

Serves 4 Salads

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

Brown sugar instead of white sugar adds a deeper, more caramel-like flavor.

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

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Supper Vegetables Au Gratin

Tips for the best results

Variations & substitutions

My Personal Notes

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