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 Best Breakfast Casserole?

You need 10 ingredients. The key ingredients include: 8 slices bread, trim crust and cube, 1 lb. pork sausage, browned and drained, 1/2 c. Swiss cheese, shredded, 1/2 c. sharp Cheddar cheese, shredded, and more.

Is Best Breakfast Casserole suitable as breakfast?

Yes, Best Breakfast Casserole falls under the Breakfast category and is a great choice for this type of meal.

How do I store leftover Best Breakfast Casserole?

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

Best Breakfast Casserole Recipe

Name: Best Breakfast Casserole
Prep time: 15 min
Cook time: 30 min
Total time: 45 min
Yield: 4 servings
Ingredients: 8 slices bread, trim crust and cube; 1 lb. pork sausage, browned and drained; 1/2 c. Swiss cheese, shredded; 1/2 c. sharp Cheddar cheese, shredded; 1/2 c. mushrooms (jar or fresh); 1 3/4 c. milk; 1 Tbsp. Worcestershire sauce; 1 tsp. prepared mustard; 5 eggs, slightly beaten; salt and pepper to taste

Start your day right with this Best Breakfast Casserole recipe. Made with bread, pork sausage, Swiss cheese and Cheddar cheese. Easy step-by-step instru…

This Best Breakfast Casserole relies on simple, everyday ingredients such as bread, trim crust and cube, swiss cheese, shredded, mushrooms (jar or fresh) and milk. It comes together quickly and makes 4 servings, at about 769 kcal each. The step-by-step instructions below are written to be easy to follow, even on a busy day.

It's an easy way to start the day, whether you're cooking a relaxed weekend breakfast or need something satisfying before a busy morning. Pair it with fresh fruit or your favorite hot drink to round out the meal.

Updated Jun 30, 2026

Serves 4 Breakfast

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

Saved locally in your browser — visible only to you.

Best Breakfast Casserole

Tips for the best results

Variations & substitutions

My Personal Notes

How did you like this recipe?

Frequently Asked Questions