Breakfast Casserole With Eggs And Cheese

Highlighted under: Homestyle Favorites

I love starting my day with a hearty breakfast, and this Breakfast Casserole with Eggs and Cheese has become a favorite in our household. It’s incredibly easy to prepare, and the combination of fluffy eggs, gooey cheese, and flavorful vegetables creates a morning dish that everyone enjoys. I appreciate that it can be made in advance, making my mornings less hectic and allowing me to savor those precious moments before the day begins. Trust me, once you try this recipe, it will become a staple on your breakfast table too!

Quinn Harper

Created by

Quinn Harper

Last updated on 2026-02-10T19:55:36.163Z

Making this casserole was a spontaneous decision one Saturday morning when I wanted to treat my family to something special. I experimented with a few of my favorite ingredients, and the result was nothing short of spectacular! The key is to let the casserole sit for a few minutes before serving; this helps it set nicely and makes for cleaner slices.

Another tip I discovered is to use a mix of cheeses. I love combining sharp cheddar for flavor and mozzarella for that stringy texture. It adds an extra layer of richness and keeps the casserole moist. After making it several times, I've fine-tuned the ingredient ratios, and now it's always a success!

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Why You Will Love This Recipe

  • Easy to prepare with minimal effort
  • Versatile – customize with your favorite ingredients
  • Perfect for feeding a crowd or meal prepping for the week

Ingredient Insights

Choosing the right type of bread is crucial for the texture of your breakfast casserole. Stale bread works best as it absorbs the egg mixture without becoming overly soggy. If you don't have stale bread, you can cube fresh bread and toast it lightly in the oven for about 10 minutes at 350°F (175°C) to achieve a similar effect. This extra step will enhance the casserole's consistency, ensuring each bite is perfectly custardy yet sturdy.

The cheese blend in this recipe is another key player. Combining cheddar and mozzarella not only provides a delightful gooey texture but also a balance of sharpness and creaminess. You can customize this by experimenting with other cheeses like pepper jack for a spicy twist or feta for a tangy flavor. Just keep in mind that different cheeses melt differently, so adjust the baking time as needed to achieve that perfect, bubbly topping.

Make-Ahead and Storage Tips

One of the best aspects of this casserole is its make-ahead potential. You can prepare the egg mixture, combine it with the bread and vegetables, and store it in the fridge overnight. This not only enhances the flavors as they meld together but also allows for a hassle-free morning. Simply bake it as instructed, adding an extra 5-10 minutes to the cooking time if taking it straight from the fridge cold.

If you have leftovers, you can store them in an airtight container in the refrigerator for up to three days. Reheating in the microwave is quick and convenient; just warm individual portions for about 30-45 seconds. For a crispier texture, consider reheating it in the oven at 350°F (175°C) for about 10-15 minutes, until warmed through and slightly crisp on the top.

Serving Suggestions and Variations

This breakfast casserole is delicious on its own, but you can elevate it with a simple dollop of sour cream or a sprinkle of fresh herbs like parsley or chives for an added burst of freshness. Consider serving it with a side of fresh fruit or a simple green salad for a balanced breakfast that brightens your table. You could also add a spicy kick by serving with your favorite hot sauce.

For a heartier version, incorporate cooked sausage or bacon into the mixture, adding about 1 cup of crumbled meat for extra flavor. If you're looking for a vegetarian option, you can easily swap in more vegetables like spinach, mushrooms, or zucchini. Just be mindful of the moisture level that these veggies might add—sauté them lightly before adding to the casserole to prevent a watery texture.

Ingredients

Ingredients

Main Ingredients

  • 8 large eggs
  • 2 cups shredded cheese (cheddar and mozzarella mix)
  • 1 cup milk
  • 4 cups cubed bread (preferably stale)
  • 1 cup chopped bell peppers
  • 1 cup chopped onion
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper
  • 1/2 teaspoon garlic powder
  • 1/2 teaspoon dried oregano

Instructions

Instructions

Preheat the Oven

Preheat your oven to 350°F (175°C) and grease a 9x13 inch baking dish.

Prepare the Egg Mixture

In a large bowl, whisk together the eggs, milk, salt, black pepper, garlic powder, and oregano until well combined.

Combine Ingredients

Add the cubed bread, bell peppers, onions, and half of the shredded cheese to the egg mixture. Stir gently to ensure the bread is well coated.

Assemble the Casserole

Pour the mixture into the prepared baking dish, spreading it evenly. Top with the remaining cheese.

Bake

Bake in the preheated oven for 30-35 minutes, or until the center is set and the top is lightly golden.

Serve

Let the casserole cool for a few minutes before slicing. Serve warm and enjoy!

Pro Tips

  • For a spicier kick, consider adding jalapeños or using pepper jack cheese. This casserole is also delicious with cooked sausage or bacon mixed in!

Troubleshooting Common Issues

If your casserole ends up too dry, it may be due to using bread that is too stale or not enough liquid in the mixture. Ensure you are measuring correctly; if in doubt, add an additional splash of milk to achieve the desired moistness. You can alsoTop with extra cheese and a little more milk next time to help with moisture retention.

Conversely, if the casserole is too soggy, limit the cooking time or cut down on the milk in the egg mixture. Additionally, ensure you are not using overly fresh bread, as it absorbs less egg mixture and can lead to a wet end product. Always remember to let it cool for a few minutes before cutting, which helps set the eggs further.

Scaling the Recipe

If you're serving a larger crowd or preparing for brunch, this recipe is easily scalable. Simply multiply the ingredients by the number of servings needed. For example, for 16 servings, use 16 eggs, 4 cups of milk, and so forth, keeping the proportions consistent. You may need to use two baking dishes if scaling up significantly. Just keep an eye on the cooking times as they may vary slightly.

For smaller gatherings, you can halve the recipe comfortably. Consider using an 8x8 inch baking dish for a smaller batch, which can help with portion control and avoid waste. Adjusting the baking time may be necessary; keep a close watch after the 20-minute mark to achieve that perfect golden top without overcooking.

Questions About Recipes

→ Can I make this casserole ahead of time?

Yes! You can assemble the casserole the night before, cover it, and refrigerate it until you're ready to bake the next morning.

→ Can I use different types of cheese?

Absolutely! Feel free to mix and match your favorite cheeses to suit your taste.

→ What can I serve with this casserole?

This casserole pairs well with fresh fruit or a side salad, making it a balanced breakfast.

→ How do I store leftovers?

Store leftovers in an airtight container in the refrigerator for up to 4 days. Reheat in the microwave or oven before serving.

Breakfast Casserole With Eggs And Cheese

I love starting my day with a hearty breakfast, and this Breakfast Casserole with Eggs and Cheese has become a favorite in our household. It’s incredibly easy to prepare, and the combination of fluffy eggs, gooey cheese, and flavorful vegetables creates a morning dish that everyone enjoys. I appreciate that it can be made in advance, making my mornings less hectic and allowing me to savor those precious moments before the day begins. Trust me, once you try this recipe, it will become a staple on your breakfast table too!

Prep Time20 minutes
Cooking Duration30 minutes
Overall Time50 minutes

Created by: Quinn Harper

Recipe Type: Homestyle Favorites

Skill Level: Beginner

Final Quantity: 8 servings

What You'll Need

Main Ingredients

  1. 8 large eggs
  2. 2 cups shredded cheese (cheddar and mozzarella mix)
  3. 1 cup milk
  4. 4 cups cubed bread (preferably stale)
  5. 1 cup chopped bell peppers
  6. 1 cup chopped onion
  7. 1 teaspoon salt
  8. 1/2 teaspoon black pepper
  9. 1/2 teaspoon garlic powder
  10. 1/2 teaspoon dried oregano

How-To Steps

Step 01

Preheat your oven to 350°F (175°C) and grease a 9x13 inch baking dish.

Step 02

In a large bowl, whisk together the eggs, milk, salt, black pepper, garlic powder, and oregano until well combined.

Step 03

Add the cubed bread, bell peppers, onions, and half of the shredded cheese to the egg mixture. Stir gently to ensure the bread is well coated.

Step 04

Pour the mixture into the prepared baking dish, spreading it evenly. Top with the remaining cheese.

Step 05

Bake in the preheated oven for 30-35 minutes, or until the center is set and the top is lightly golden.

Step 06

Let the casserole cool for a few minutes before slicing. Serve warm and enjoy!

Extra Tips

  1. For a spicier kick, consider adding jalapeños or using pepper jack cheese. This casserole is also delicious with cooked sausage or bacon mixed in!

Nutritional Breakdown (Per Serving)

  • Calories: 320 kcal
  • Total Fat: 20g
  • Saturated Fat: 10g
  • Cholesterol: 220mg
  • Sodium: 400mg
  • Total Carbohydrates: 18g
  • Dietary Fiber: 1g
  • Sugars: 3g
  • Protein: 16g