The Holiday Breakfast Casserole is a delicious and convenient dish that brings together the classic flavors of breakfast in a single, easy-to-prepare meal. Perfect for holiday gatherings, this casserole is packed with eggs, cheese, bread, and your choice of meats or vegetables. It’s a great way to feed a crowd and can be made ahead of time, making your holiday mornings stress-free!
Ingredients List
For the Casserole:
- 8 large eggs
- 2 cups milk
- 1 teaspoon salt
- 1/2 teaspoon black pepper
- 1 teaspoon garlic powder
- 1 teaspoon onion powder
- 6 cups cubed bread (such as French bread or sourdough)
- 1 cup shredded cheese (cheddar, mozzarella, or your choice)
- 1 cup cooked sausage or bacon, crumbled (optional)
- 1 cup diced bell peppers (optional)
- 1 cup chopped spinach or kale (optional)
- Fresh herbs for garnish (optional)
Timing
Preparing the Holiday Breakfast Casserole takes about 15 minutes of prep time and 45-50 minutes of baking time. Total time is approximately 1 hour.
Step-by-Step Instructions
Step 1: Preheat the Oven
- Preheat your oven to 350°F (175°C) and grease a 9×13-inch baking dish.
Step 2: Prepare the Egg Mixture
- In a large bowl, whisk together the eggs, milk, salt, pepper, garlic powder, and onion powder until well combined.
Step 3: Assemble the Casserole
- Layer the cubed bread evenly across the bottom of the greased baking dish.
- Sprinkle the shredded cheese on top of the bread. If using, add the cooked sausage or bacon, bell peppers, and spinach or kale.
- Pour the egg mixture evenly over the bread and other ingredients, ensuring everything is well soaked.
Step 4: Let It Sit
- Allow the casserole to sit for about 15 minutes to let the bread absorb the egg mixture.
Step 5: Bake the Casserole
- Cover the dish with aluminum foil and bake in the preheated oven for 30 minutes.
- Remove the foil and bake for an additional 15-20 minutes, or until the casserole is set and lightly golden on top.
Step 6: Serve
- Let the casserole cool for a few minutes before slicing. Garnish with fresh herbs if desired and serve warm.

Nutritional Information
| Nutrient | Amount per Serving |
|---|---|
| Calories | 300 |
| Protein | 18g |
| Fat | 15g |
| Carbohydrates | 28g |
| Fiber | 2g |
Healthier Alternatives for the Recipe
- Use whole grain bread for added fiber.
- Substitute low-fat milk for whole milk.
- Add more vegetables and reduce the amount of cheese or meat.
Serving Suggestions
- Fresh fruit or a fruit salad for a refreshing side.
- A light salad for a balanced meal.
- Coffee or tea to complement the breakfast.
Common Mistakes to Avoid
- Not letting it sit: Allowing the casserole to rest helps the bread absorb the egg mixture, ensuring a moist texture.
- Overbaking: Keep an eye on the casserole to prevent it from drying out. It should be set but still moist.
- Skipping the foil: Covering with foil during the first part of baking helps retain moisture.
Storing Tips for the Recipe
The Holiday Breakfast Casserole can be stored in an airtight container in the refrigerator for up to 3 days. Reheat individual portions in the microwave or oven before serving.
Conclusion
In just about 1 hour, you can create a hearty and delicious Holiday Breakfast Casserole that’s perfect for feeding a crowd during the festive season. With its comforting flavors and easy preparation, it’s bound to become a holiday favorite!
FAQs
Can I make this casserole ahead of time?
Yes! You can assemble the casserole the night before, cover it, and refrigerate it. Just add an extra 10-15 minutes to the baking time if baking straight from the fridge.
Can I use different types of cheese?
Absolutely! Feel free to mix and match your favorite cheeses or use a dairy-free alternative.
Can I add other vegetables?
Yes! You can customize the casserole with your favorite vegetables, such as mushrooms, zucchini, or tomatoes.
Is this casserole suitable for freezing?
Yes, you can freeze the unbaked casserole. Just thaw in the refrigerator before baking, and adjust the baking time as needed.
Holiday Breakfast Casserole: A Festive and Hearty Dish
Ingredients
- For the Casserole:
- • 8 large eggs
- • 2 cups milk
- • 1 teaspoon salt
- • 1/2 teaspoon black pepper
- • 1 teaspoon garlic powder
- • 1 teaspoon onion powder
- • 6 cups cubed bread (such as French bread or sourdough)
- • 1 cup shredded cheese (cheddar, mozzarella, or your choice)
- • 1 cup cooked sausage or bacon, crumbled (optional)
- • 1 cup diced bell peppers (optional)
- • 1 cup chopped spinach or kale (optional)
- • Fresh herbs for garnish (optional)
Instructions
Preheat the Oven
Preheat your oven to 350°F (175°C) and grease a 9x13-inch baking dish.
Step 2: Prepare the Egg Mixture
In a large bowl, whisk together the eggs, milk, salt, pepper, garlic powder, and onion powder until well combined.
Step 3: Assemble the Casserole
Layer the cubed bread evenly across the bottom of the greased baking dish.
Sprinkle the shredded cheese on top of the bread. If using, add the cooked sausage or bacon, bell peppers, and spinach or kale.
Pour the egg mixture evenly over the bread and other ingredients, ensuring everything is well soaked.
Step 4: Let It Sit
Allow the casserole to sit for about 15 minutes to let the bread absorb the egg mixture.
Step 5: Bake the Casserole
Cover the dish with aluminum foil and bake for 30 minutes.
Remove the foil and bake for an additional 15-20 minutes, or until the casserole is set and lightly golden on top.
Step 6: Serve
Let the casserole cool for a few minutes before slicing. Garnish with fresh herbs if desired and serve warm.
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