Are you ready for a breakfast that’ll make your holiday mornings even brighter? This Christmas Breakfast Casserole is the perfect dish to whip up ahead of time! I remember one Christmas when my son, Jake, woke up so excited that he couldn't wait for breakfast. He kept asking, 'Is it time for the casserole yet?' This dish is that good! With its layers of crusty bread, eggs, and cheese, it’s a festive way to start the day. Plus, it’s one of those Christmas Breakfast Casserole recipes you can make ahead, leaving you more time to enjoy the holiday cheer.
Table of Contents
Why You’ll Love It
- It’s super easy to prepare the night before.
- It feeds a crowd, perfect for family gatherings.
- You can customize it with your favorite ingredients.
- It fills your kitchen with a delightful aroma while baking.
Pure Comfort
There’s something so comforting about a warm casserole on a chilly holiday morning. The blend of flavors and textures creates a cozy atmosphere, making it feel like a big hug from your kitchen. Each bite reminds you of family traditions and the joy of being together, creating memories that last a lifetime.
What You Need
- 8 cups 1 loaf crusty bread, cubed – You can use French or Italian bread.
- 8 8 large eggs – Feel free to substitute with egg whites if desired.
- 2 2 cups milk – Almond or oat milk works too.
- 1 1 cup shredded cheddar cheese – Use your favorite cheese blend for variety.
- 1 1 cup cooked sausage, crumbled – Bacon or veggies can be great substitutes.
- 1 1 bell pepper, diced – Any color works, or you can skip it.
- 1 1 small onion, diced – Shallots can be used for a milder flavor.
- 1 1 tsp garlic powder – Fresh garlic can be used for a stronger taste.
- 1 1 tsp salt – Adjust to taste.
- 1/2 1/2 tsp black pepper – Add a pinch of cayenne for heat.
Time to Cook
Prep: 15 minutes | Cook: 45 minutes | Total: 1 hour | Difficulty: Easy | Make-Ahead: Yes, prepare the night before.
Steps to Make It
- Preheat your oven to 350°F. The warmth will set the mood for a cozy breakfast.
- In a large bowl, whisk together the eggs and milk. The mixture should look smooth and creamy.
- Add the salt, pepper, and garlic powder to the egg mixture. Stir well to combine and let those flavors mingle.
- In a greased 9×13 inch baking dish, layer the cubed bread evenly. It should look like a fluffy bed of goodness.
- Sprinkle the crumbled sausage, diced bell pepper, and onion over the bread. The colors will brighten up your dish!
- Pour the egg mixture over the bread and toppings. Make sure everything is soaked well; it should look deliciously messy.
- Top with shredded cheddar cheese, covering it generously. This will melt into a gooey delight.
- Cover with foil and bake for 30 minutes. The smell will start to fill your kitchen, making everyone eager.
- Remove the foil and bake for an additional 15 minutes until golden brown. It should be bubbly and slightly crispy on top.
- Let it cool for a few minutes before serving. Cut into squares and enjoy the festive flavors!
Make It Perfect
- Use day-old bread for the best texture.
- Let the casserole sit overnight in the fridge for deeper flavors.
- Feel free to mix in your favorite veggies or meats.
- For a crispy top, broil for a couple of minutes at the end.
- Serve with a side of fresh fruit for a balanced meal.
Mix It Up
- Add spinach and feta for a Mediterranean twist.
- Mix in some diced tomatoes and basil for a fresh flavor.
- Swap out sausage for ham or turkey for a lighter option.
Perfect Partners
- Serve with fresh fruit salad.
- Pair with a warm cup of coffee or hot cocoa.
- Add a sprinkle of powdered sugar on top for a sweet touch.
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FAQs
Can I store leftovers?
Yes, store in an airtight container in the fridge for up to 3 days.
Can I freeze this casserole?
Absolutely! Freeze before baking for up to 2 months.
What can I substitute for the meat?
You can use veggies or skip it altogether.
How do I reheat leftovers?
Reheat in the oven at 350°F until warmed through.
Can I use different types of cheese?
Of course! Feel free to get creative with your cheese choices.
Conclusion
This Christmas Breakfast Casserole is a delightful way to start your holiday morning. With its easy prep and delicious flavors, it’s sure to become a family favorite. So, gather your loved ones, enjoy the warmth of the season, and don’t forget to make this casserole for your next holiday gathering!

Christmas Breakfast Casserole to Make Ahead for Holiday Mornings
Ingredients
Equipment
Method
- Preheat your oven to 350°F.
- Whisk together eggs and milk in a large bowl until smooth.
- Add salt, pepper, and garlic powder to the egg mixture and stir well.
- Grease a 9×13 inch baking dish and layer the cubed bread evenly.
- Sprinkle crumbled sausage, diced bell pepper, and onion over the bread.
- Pour the egg mixture over the bread and toppings, soaking everything well.
- Top with shredded cheddar cheese.
- Cover with foil and bake for 30 minutes.
- Remove foil and bake for an additional 15 minutes until golden brown.
- Let cool for a few minutes before cutting into squares and serving.