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 Overnight Egg Casserole?

You need 10 ingredients. The key ingredients include: 2 1/2 c. seasoned croutons, 2 c. shredded Cheddar cheese, 1 lb. little sizzlers, 1 can cream of mushroom soup, and more.

Is Overnight Egg Casserole suitable as soups & stews?

Yes, Overnight Egg Casserole falls under the Soups & Stews category and is a great choice for this type of meal.

How do I store leftover Overnight Egg Casserole?

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

Overnight Egg Casserole Recipe

Name: Overnight Egg Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 2 1/2 c. seasoned croutons; 2 c. shredded Cheddar cheese; 1 lb. little sizzlers; 1 can cream of mushroom soup; 1/2 tsp. salt; dash of pepper; 6 eggs, beaten; 2 1/4 c. milk; 3/4 tsp. dry mustard; 1/2 c. milk

Try this homemade Overnight Egg Casserole recipe the whole family will love. Made with croutons, Cheddar cheese, sizzlers and cream of mushroom soup. Ea…

This Overnight Egg Casserole relies on simple, everyday ingredients such as seasoned croutons, shredded cheddar cheese, little sizzlers and cream of mushroom soup. It comes together quickly and makes 4 servings, at about 820 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 Soups & Stews

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

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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Overnight Egg Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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