Home > Recipes > Amazing Breakfast Casserole for Christmas Morning (2025)

Amazing Breakfast Casserole for Christmas Morning (2025)

Photo of author

amine

November 22, 2025

A golden brown, baked Breakfast Casserole for Christmas Morning in a white baking dish, with cubes of bread and sausage visible.

Christmas morning! Just thinking about it makes me feel all warm and fuzzy inside, doesn’t it? The twinkling lights, the joy of gifts, and that unmistakable feeling of togetherness. What I love most, though, is starting the day with something truly special, something that feels like a hug in a bowl before all the excitement kicks off. That’s where my Breakfast Casserole for Christmas Morning (2025) comes in. Honestly, it’s become our familyโ€™s go-to, a total game-changer for those hectic yet magical mornings. It’s hearty, packed with flavor, and the best part? You can totally make it ahead so you’re not stuck in the kitchen while Santa’s magic is unfolding. One year, I actually prepped the whole thing the night before, and waking up knowing breakfast was already sorted was pure bliss. Trust me, this casserole is going to be your new holiday hero!

Why This Breakfast Casserole for Christmas Morning (2025) is a Holiday Must-Have

Okay, so why has this specific Breakfast Casserole for Christmas Morning (2025) become our familyโ€™s absolute favorite way to kick off the big day? Well, let me count the ways! It’s no secret that Christmas morning can be a whirlwind of excitement, with little ones (or not-so-little ones!) eager to see what Santa left. This casserole is our secret weapon for a smooth start. It’s got that hug-in-a-bowl deliciousness, a hearty mix of savory sausage, fluffy eggs, and gooey cheese that everyone raves about.

  • Super Easy Prep: Honestly, the hardest part is chopping an onion! It comes together quicker than you’d think.
  • Make-Ahead Masterpiece: This is KEY! Assemble it the night before, pop it in the fridge, and bake it in the morning. Less stress, more festive cheer!
  • Crowd-Pleaser Guaranteed: Even the pickiest eaters in my family gobble this up. It’s got that comforting, classic breakfast flavor.
  • Simplifies Your Holiday Morning: Imagine waking up and knowing breakfast is basically done. Thatโ€™s the magic!

Itโ€™s become a trusted part of our holiday traditions, a delicious and simple way to make our Christmas morning extra special. For more holiday breakfast inspiration, you can totally check out holiday breakfast ideas!

Gather Your Ingredients for the Perfect Breakfast Casserole for Christmas Morning (2025)

Alright, let’s get down to business! To make this amazing Breakfast Casserole for Christmas Morning (2025) happen, you’ll need a few simple things. I always try to grab good quality breakfast sausage; it really makes a difference in the flavor. Same goes for the cheese โ€“ sharp cheddar is my go-to for that extra tang, but feel free to use your favorite! And bread? A day-old loaf or even some slightly stale bread works wonders here because it soaks up all that yummy eggy goodness without getting too mushy. Itโ€™s like a little kitchen magic!

Hereโ€™s exactly what youโ€™ll need to gather:

For the Casserole:

  • 1 pound breakfast sausage, crumbled
  • 1 medium onion, chopped
  • 1 cup shredded cheddar cheese
  • 6 large eggs
  • 2 cups milk
  • 1/2 teaspoon salt
  • 1/4 teaspoon black pepper

For the Bread Base:

  • 6 slices bread, stale or lightly toasted, cut into 1-inch cubes

See? Nothing too crazy! Just good, honest ingredients that come together to make something truly special for your holiday celebration.

Step-by-Step Guide to Making Your Breakfast Casserole for Christmas Morning (2025)

Alright, let’s get this holiday magic cooking! Making our Breakfast Casserole for Christmas Morning (2025) is pretty straightforward, honestly. Itโ€™s one of those recipes that feels impressive but is totally doable, even on a busy morning. You’ve got your ingredients ready, so let’s dive in!

Preheating and Preparing the Dish

First things first, crank up that oven to 350ยฐF (175ยฐC). While it’s warming up, grab your trusty 9×13 inch baking dish and give it a good grease. This little step is super important to make sure nothing sticks โ€“ we want the casserole to slide right out, looking gorgeous!

A golden-brown Christmas Morning Breakfast Casserole topped with melted cheese and herbs, with a slice removed to show the fluffy interior.

Cooking the Sausage and Onion Base

Now, letโ€™s get some flavor going! In a large skillet, cook up that crumbled breakfast sausage over medium heat until itโ€™s all browned and yummy. Once itโ€™s cooked, carefully drain off any extra grease โ€“ we want deliciousness, not greasiness! Toss in your chopped onion and let it cook until it’s nice and soft, usually about 5 minutes. The smell right now is heavenly!

Assembling the Casserole Layers

Time to build our masterpiece! Spread those bread cubes evenly in the bottom of your prepared baking dish. Then, layer that savory sausage and onion mixture right on top. Finish it off by sprinkling all that glorious shredded cheddar cheese right over everything. Itโ€™s starting to look like Christmas morning already!

A delicious slice of Breakfast Casserole for Christmas Morning, featuring layers of sausage, eggs, cheese, and bread.

Preparing the Egg Mixture

In a large bowl, grab your eggs, milk, salt, and pepper. Give it a good whisk until everything is beautifully combined. You want it nice and smooth, ready to soak into all those other yummy layers.

Pouring and Soaking the Egg Mixture

Carefully pour that egg mixture all over the bread, sausage, and cheese in the dish. Now, hereโ€™s a little trick: gently press down on the bread cubes with your spoon or spatula. This helps make sure every single piece gets a good soak in that flavorful egg mixture. Trust me, it makes a huge difference in texture!

A slice of hearty Breakfast Casserole for Christmas Morning, featuring sausage, bread, and melted cheese.

Baking and Resting the Casserole

Pop that dish into the preheated oven and let it bake for about 45-55 minutes. Youโ€™re looking for it to be set and have a beautiful golden brown color. Ah, the aroma! Once it’s out, let it stand for about 5-10 minutes before you cut into it. This little rest helps everything settle and makes it even easier to serve. You can find more breakfast ideas here!

Tips for the Ultimate Christmas Morning Breakfast Casserole

Okay, so you’ve got the recipe, but let me share a few little secrets I’ve picked up over the years to make this Breakfast Casserole for Christmas Morning (2025) absolutely perfect every single time. Itโ€™s these little things that really elevate it from good to spectacular!

First off, the bread! While I mentioned stale or lightly toasted bread, which is awesome for absorbing liquid, don’t be afraid to experiment. A good sourdough or even a sturdy challah bread can add a lovely subtle flavor. Just make sure it’s not *too* fresh and soft, or it can get a bit soggy. And trust me, a little bit of stale is exactly what you want for that perfect custardy texture in every bite.

Speaking of texture, don’t skip that resting time after it comes out of the oven! Itโ€™s tempting to dive right in, but letting it sit for those 5-10 minutes allows the casserole to set up a bit, making it easier to scoop and ensuring it’s not a soupy mess. Itโ€™s also a great time to maybe finish up those last-minute stocking stuffers or pour yourself a cup of coffee!

If you’re making this ahead (which, honestly, is my favorite way to do it โ€“ check out my easy overnight breakfast casserole guide!), make sure it’s well-covered in the fridge. Sometimes, Iโ€™ll even pull it out an hour before baking on Christmas morning just to take the chill off a bit. It helps it bake more evenly. Youโ€™ve got this!

Make-Ahead Magic: Preparing Your Breakfast Casserole for Christmas Morning (2025) in Advance

You know, one of the things I love most about this Breakfast Casserole for Christmas Morning (2025) is that you can totally get a head start on it! Seriously, knowing breakfast is mostly sorted the night before is a game-changer for a super busy holiday morning. All you really need to do is assemble the whole thing โ€“ get that bread cubed, cook your sausage and onion, layer it all up with the cheese, and pour over that egg mixture. Just don’t bake it yet!

Once it’s all assembled in your baking dish, just cover it up nice and tight with plastic wrap or foil. Pop it into the fridge overnight. Then, on Christmas morning, the magic happens! Pull it out of the fridge about 30 minutes before you plan to bake it. This lets it come up to a more room temperature, which helps it bake more evenly. You might need to add just a few extra minutes to the baking time, so keep an eye on it until it’s golden and completely set. Easy peasy, right? It’s like having your own little holiday helper! For more make-ahead ideas, check out my tips on meal prep breakfast burritos!

Frequently Asked Questions about this Christmas Breakfast Casserole

Got questions about making your Christmas morning perfect? I’ve got answers! This Breakfast Casserole for Christmas Morning (2025) is pretty flexible, and I get asked all sorts of things. Here are a few common ones:

Can I use different types of bread?

Absolutely! While I love using slightly stale white bread or even a good sourdough for its soaking power, you can totally experiment. A hearty whole wheat or even some crusty French bread cut into cubes works great. Just steer clear of very soft, squishy breads like Wonder Bread โ€“ they tend to get a bit too mushy. The key is a bread that can hold its shape but still soak up all that delicious egg mixture.

Can I add vegetables?

Yes, you can definitely sneak in some veggies! Diced bell peppers, mushrooms, or spinach are fantastic additions. Sautรฉ them along with the onion and sausage until they’re tender before adding them to the casserole. Just make sure to cook them down a bit so they don’t release too much water during baking. It’s a great way to add color and extra nutrients!

How do I store leftovers?

Oh, leftovers are the best! If by some miracle you have any of this yummy casserole left, just let it cool completely. Then, cover it tightly with plastic wrap or foil and pop it in the refrigerator. It should stay good for about 3-4 days. To reheat, just scoop out a serving and microwave it until it’s warmed through, or pop a slice in a low oven until heated.

A slice of hearty Christmas Morning Breakfast Casserole with sausage and cheese on a white plate.

What if I don’t have breakfast sausage?

No breakfast sausage? No problem! You can easily swap it out for other cooked pork sausage (like Italian sausage, mild or hot, casing removed), or even ground turkey or chicken seasoned with a little sage and breakfast-style spices. You could also go vegetarian and use crumbled plant-based sausage or just load it up with extra veggies!

Is this truly a make-ahead recipe?

Yes, 100%! That’s one of the biggest reasons I love this Christmas Breakfast Casserole. You can put the whole thing together, minus the baking, the night before. Just cover it tightly and keep it in the fridge. On Christmas morning, let it sit out for about 30 minutes to take the chill off before baking, and you might need to add a few extra minutes to cook time. Itโ€™s a lifesaver!

For even more great breakfast ideas, be sure to check out my full breakfast recipe collection!

Estimated Nutritional Information

Now, for those who like to keep an eye on things, here’s an approximate nutritional breakdown per serving for our delicious Breakfast Casserole for Christmas Morning (2025). Remember, these numbers are just estimates and can totally change depending on the exact brands of sausage, cheese, and milk you use. Itโ€™s generally a hearty, flavorful dish packed with protein and good stuff to fuel your holiday!

Share Your Christmas Morning Breakfast Casserole Creations!

Whew! We’ve made it to the end, and I hope you’re feeling inspired to whip up this amazing Breakfast Casserole for Christmas Morning (2025)! I would absolutely LOVE to hear how it turns out for you. Did you add anything special? Did the kids love it? Drop a comment below and tell me all about it, or share a pic on social media โ€“ you can tag me over at my usual spot! Seeing your creations makes my holiday even brighter!

Print

  • Author: Mary

Did you make this recipe?

Share a photo and tag us โ€” we can't wait to see what you've made!

Leave a Comment

Recipe rating