Start your holiday mornings with a warm hug of flavor and comfort! This Festive Christmas Morning Breakfast Casserole is a symphony of savory sausage, crispy bacon, cheesy goodness, and fluffy eggs, all nestled atop a bed of perfectly tender hash browns. It’s the ultimate make-ahead dream for a stress-free, delicious Christmas breakfast that everyone will adore.
This delightful casserole bakes into a golden, bubbly masterpiece, ready to be sprinkled with fresh green onions for a pop of color and freshness.
Recipe Details
- Flavor Profile: Savory, cheesy, herbaceous, with a hint of spice from the sausage.
- Textures: Crispy edges on the meat, tender hash browns, creamy egg custard, and melted cheese.
- Total Active Time: Approximately 20 minutes.
- Total Cook Time: 45-50 minutes baking + 10 minutes resting.
- Difficulty Level: Easy. Perfect for home cooks of all skill levels.
What You’ll Need
This festive breakfast casserole is built on layers of deliciousness. We’ll be combining savory proteins like Italian sausage and bacon with the satisfying base of hash browns. Loads of sharp cheddar and creamy mozzarella cheese bring everything together, while a simple egg and milk custard binds it all into a wonderfully cohesive dish. Fresh green onions add a beautiful finishing touch.
Ingredient Notes
- Italian Sausage – Whether you choose mild or hot, Italian turkey sausage adds a wonderful depth of flavor. Beef sausage is also a fantastic option if that’s your preference.
- Bacon – Turkey bacon or beef bacon provides that delightful crispy texture and smoky essence we all love in a breakfast dish.
- Hash Browns – A 30 oz bag of frozen hash browns, thawed, forms the hearty base of our casserole, soaking up all the savory juices.
- Cheeses – A combination of sharp cheddar and mozzarella offers both a tangy bite and a beautifully melty stretch.
- Eggs & Milk – These create the essential custard that holds the casserole together, making it rich and satisfying. Whole milk provides the best creamy consistency.
- Seasonings – Garlic powder and onion powder add subtle but important savory notes, while salt and pepper are essential for bringing out all the flavors.
- Green Onions – For garnish, these add a fresh, mild onion flavor and a lovely vibrant color.
Add-ins and Substitutions
While this Festive Christmas Morning Breakfast Casserole is wonderfully complete as is, you can absolutely customize it to your liking.
- Vary the Cheese: Feel free to swap out some of the cheddar or mozzarella for Gruyere, Monterey Jack, or a pepper Jack for a touch of heat.
- Add Veggies: Sautéed onions, bell peppers, or mushrooms can be added along with the sausage and bacon for extra color and nutrition. Be sure to drain them well if you add them.
- Spice it Up: If you love a kick, use hot Italian sausage and consider adding a pinch of red pepper flakes to the egg mixture.
- Herbaceous Notes: A tablespoon of chopped fresh parsley or chives can be mixed into the egg custard for an added layer of fresh flavor.

How to Make Festive Christmas Morning Breakfast Casserole
Making this casserole is a straightforward process that allows you to assemble a delightful breakfast with ease. The key is layering and allowing the flavors to meld beautifully in the oven.
- Prepare for Baking: Begin by preheating your oven to 375F (190C). Lightly grease your favorite baking dish, about 9×13 inches, ensuring nothing sticks.
- Cook the Meats: In a skillet over medium heat, cook the crumbled Italian sausage and chopped bacon until they are nicely browned. Once cooked, drain off any excess fat from the skillet. This step ensures a cleaner flavor and texture in the final casserole.
- Layer the Base: Evenly spread the thawed hash browns across the bottom of your prepared baking dish, creating a cozy foundation for the rest of the ingredients.
- Add Savory Toppings: Sprinkle the cooked sausage and bacon over the layer of hash browns. Then, generously scatter the shredded sharp cheddar and mozzarella cheeses on top of the meat.
- Whisk the Custard: In a separate bowl, whisk together the 8 large eggs, 1.5 cups of whole milk, 1/2 teaspoon garlic powder, 1/2 teaspoon onion powder, and a good pinch of salt and black pepper. Continue whisking until everything is well combined and smooth.
- Pour and Bake: Carefully pour the egg mixture evenly over all the assembled layers in the baking dish. Make sure it gets into all the nooks and crannies. Place the dish in the preheated oven and bake, uncovered, for 45-50 minutes. You’re looking for the eggs to be set and firm, and the top to be a beautiful golden brown and delightfully bubbly.
- Pro Tip: To ensure the casserole bakes evenly and the top doesn’t brown too quickly, keep an eye on it during the last 15 minutes of baking. If it’s getting too dark, you can loosely tent it with aluminum foil.
- Rest and Garnish: Once baked to perfection, remove the casserole from the oven and let it rest for about 10 minutes. This resting period is crucial as it allows the casserole to set fully, making it easier to slice and serve. Just before serving, sprinkle generously with sliced green onions for a fresh finish.
Recipe Tips
- Thawing Hash Browns: Ensure your hash browns are fully thawed before layering them. This helps them soften and absorb the egg mixture properly, preventing a mushy texture.
- Don’t Overcook: While we want the eggs to be set, be careful not to overbake the casserole, as this can lead to a dry texture. Keep an eye on the visual cues: firm eggs and a golden top.
- Greasing the Dish: A well-greased baking dish is your best friend here. It prevents sticking and makes for much easier serving and cleanup.
- Resting is Key: Seriously, don’t skip the 10-minute rest! It makes a world of difference in the final presentation and texture of your casserole.
FAQs
- Can I make this casserole ahead of time?
Yes, you can assemble the casserole completely (up to pouring the egg mixture) the night before. Cover it tightly and refrigerate. When ready to bake, let it sit at room temperature for about 30 minutes, then bake as directed, adding a few extra minutes to the cooking time if needed. - How do I know when the casserole is done?
The casserole is ready when the center is set and no longer jiggly, and a knife inserted into the center comes out clean. The top should also be a beautiful golden brown and bubbly around the edges. - Can I use different types of meat?
Absolutely! While Italian sausage and bacon are classic, you could also use breakfast sausage, or even cooked and crumbled ground turkey or beef. Just ensure it’s well-drained of excess fat.
Serving Suggestions
This Festive Christmas Morning Breakfast Casserole is a meal in itself, but it pairs wonderfully with a few simple additions to round out your holiday spread.
- Fresh Fruit Salad: A bright and refreshing fruit salad, perhaps with berries, melon, and citrus, offers a lovely contrast to the richness of the casserole.
- Buttermilk Biscuits: Warm, fluffy buttermilk biscuits are always a welcome addition for sopping up any extra cheesy goodness.
- Simple Green Salad: A light salad with a vinaigrette dressing can provide a fresh counterpoint.
- Cranberry Sauce: A dollop of homemade or store-bought cranberry sauce can add a touch of tart sweetness that complements the savory flavors.
Make This Recipe in Advance
This Festive Christmas Morning Breakfast Casserole is a fantastic candidate for make-ahead prep, taking a lot of the morning-of stress away.
You can prepare the entire casserole, from cooking the meats to layering everything in the baking dish and pouring the egg mixture over the top, up to 24 hours in advance. Cover it tightly with plastic wrap and then with aluminum foil, and store it in the refrigerator. When you’re ready to bake, remove it from the fridge about 30 minutes to an hour before baking to allow it to come closer to room temperature, which helps with even cooking. You may need to add an additional 5-10 minutes to the baking time.
Enjoy the magic of a delicious and stress-free holiday morning!
Festive Christmas Morning Breakfast Casserole
- Total Time: Approximately 1 hour 5-10 minutes (plus 10 min resting)
- Yield: 8 servings 1x
Description
Start your holiday mornings with a warm hug of flavor and comfort! This Festive Christmas Morning Breakfast Casserole is a symphony of savory sausage, crispy bacon, cheesy goodness, and fluffy eggs, all nestled atop a bed of perfectly tender hash browns. It’s the ultimate make-ahead dream for a stress-free, delicious Christmas breakfast that everyone will adore.
Ingredients
1 lb mild or hot Italian turkey sausage (or beef sausage), crumbled
6 slices turkey bacon or beef bacon, chopped
1 bag (30 oz) frozen hash browns, thawed
2 cups sharp cheddar cheese, shredded
1 cup mozzarella cheese, shredded
8 large eggs
1.5 cups whole milk
1/2 tsp garlic powder
1/2 tsp onion powder
Salt and black pepper to taste
Sliced green onions for garnish
Instructions
Prepare your oven and a baking dish by preheating to 375F (190C) and greasing.
Brown the crumbled sausage and chopped bacon in a skillet over medium heat, then drain any extra fat.
Evenly arrange the thawed hash browns in the prepared baking dish.
Sprinkle the cooked meats and shredded cheddar and mozzarella cheeses over the hash browns.
In a separate bowl, whisk together the eggs, milk, garlic powder, onion powder, salt, and pepper until blended.
Pour this egg mixture over the assembled layers in the baking dish.
Bake uncovered for 45-50 minutes until the eggs are firm and the top is golden and bubbly, then let it rest for 10 minutes before garnishing with green onions and serving.
Notes
Ensure your hash browns are fully thawed before layering them. This helps them soften and absorb the egg mixture properly, preventing a mushy texture.
While we want the eggs to be set, be careful not to overbake the casserole, as this can lead to a dry texture. Keep an eye on the visual cues: firm eggs and a golden top.
A well-greased baking dish is your best friend here. It prevents sticking and makes for much easier serving and cleanup.
Seriously, don’t skip the 10-minute rest! It makes a world of difference in the final presentation and texture of your casserole.
- Prep Time: 20 minutes
- Cook Time: 45-50 minutes
- Category: Breakfast/Brunch
- Cuisine: American
Nutrition
- Calories: N/A
- Fat: N/A
- Carbohydrates: N/A
- Protein: N/A


