Overnight Breakfast Casserole

Posted on October 8, 2025

Written by Clara Rose

Why Make This Recipe

Overnight Breakfast Casserole is a fantastic meal for busy mornings. It allows you to prepare a delicious and hearty breakfast the night before, so you can simply bake it in the morning. This dish combines savory sausage, fluffy eggs, and melted cheese, all baked together with bread for a satisfying start to the day. It’s perfect for family gatherings or brunch with friends.

How to Make Overnight Breakfast Casserole

Ingredients:

1 pound sausage
8 eggs
2 cups milk
1 loaf bread, cubed
2 cups shredded cheese (cheddar or your choice)
1 teaspoon salt
1/2 teaspoon pepper
1/2 teaspoon onion powder
1/2 teaspoon garlic powder

Directions:

In a skillet, cook the sausage over medium heat until browned. Drain any fat.
In a large bowl, whisk together eggs, milk, salt, pepper, onion powder, and garlic powder.
Place the cubed bread in a greased baking dish, layer the cooked sausage on top, and pour the egg mixture over it.
Top with shredded cheese.
Cover and refrigerate overnight.
Preheat oven to 350°F (175°C).
Bake uncovered for 45-50 minutes or until the casserole is set and golden brown.
Let cool for a few minutes before serving.

How to Serve Overnight Breakfast Casserole

Serve the casserole warm, cut into squares. You can garnish it with fresh herbs or serve it with a side of fruit for a balanced meal. It goes well with coffee, tea, or juice.

How to Store Overnight Breakfast Casserole

If you have leftovers, store them in an airtight container in the fridge. The casserole will stay fresh for about 3-4 days. You can reheat individual portions in the microwave or warm the whole casserole in the oven.

Tips to Make Overnight Breakfast Casserole

Use stale bread for the best texture. It soaks up the egg mixture without becoming too soggy.
Feel free to add your favorite veggies like bell peppers or spinach for extra flavor and nutrition.
For a spicy kick, try using spicy sausage or adding a pinch of red pepper flakes.

Variation

You can switch up the cheese or add different types of meat like ham or bacon. For a vegetarian version, omit the meat and add extra vegetables.

FAQs

Can I make this casserole without sausage?
Yes, you can easily make it vegetarian by simply omitting the sausage and adding more vegetables.

Can I freeze Overnight Breakfast Casserole?
Yes, you can freeze it before baking. Wrap it tightly and store it in the freezer for up to 2 months. Just thaw it in the fridge overnight before baking.

What can I serve with this casserole?
You can serve it with fresh fruit, a simple salad, or a side of yogurt for a complete breakfast meal.

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