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: 4 cups frozen hash brown potatoes, thawed (O'brien Style), 1 cup cubed cooked ham, 1/2 cup shredded monterey jack cheese, 1/2 cup shredded cheddar cheese, and more.

Is Overnight Egg Casserole suitable as snacks & appetizers?

Yes, Overnight Egg Casserole falls under the Snacks & Appetizers 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: 4 cups frozen hash brown potatoes, thawed (O'brien Style); 1 cup cubed cooked ham; 1/2 cup shredded monterey jack cheese; 1/2 cup shredded cheddar cheese; 3 eggs; 3/4 cup egg substitute; 1 (12 ounce) can evaporated milk; 1/4 teaspoon pepper; 1 teaspoon Dijon mustard; salsa

Try this homemade Overnight Egg Casserole recipe the whole family will love. Made with frozen hash brown potatoes, ham, shredded monterey jack cheese an…

This Overnight Egg Casserole relies on simple, everyday ingredients such as cubed cooked ham, shredded cheddar cheese, eggs and egg substitute. It comes together quickly and makes 4 servings, at about 584 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 Snacks & Appetizers

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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Overnight Egg Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

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