Table of Contents
I’m Sophia Bennett, passionate home cook. Today, I’m thrilled to share my Cheesy Sausage Breakfast Casserole. This make-ahead breakfast is loaded with savory sausage, fluffy eggs, and gooey cheddar. First, whisk eggs, milk, and spices. Then, layer hash browns and browned sausage in a baking dish. Next, pour the egg mixture and top with cheese. Bake at 375°F for 30–35 minutes until golden. Meanwhile, enjoy the aroma of breakfast wafting through your kitchen. This easy egg bake serves six and reheats perfectly. Whether you crave a Sausage Hash Brown Breakfast Casserole or want the Best Breakfast Casserole, this dish delivers on taste and convenience.

Cheesy Sausage Breakfast Casserole
Ingredients
Equipment
Method
- Preheat your oven to 375°F and grease a 9×13-inch baking dish with butter.
- In a skillet over medium heat, cook the sausage until browned and crumbled. Drain the fat.
- Spread hash browns evenly in the dish, then layer the cooked sausage over them.
- In a bowl, whisk eggs, milk, salt, pepper, garlic powder, and onion powder until smooth.
- Pour the egg mixture over the hash browns and sausage. Top with cheddar cheese and green onions (if using).
- Bake for 30–35 minutes or until golden and center is set. Let rest 5 minutes before serving.
Nutrition
Notes
Tried this recipe?
Let us know how it was!The Story & Inspiration Behind Cheesy Sausage Breakfast Casserole
A Personal Memory
When my kids, Ella and Max, arrived early for Sunday breakfast, I often whipped up a Cheesy Sausage Breakfast Casserole. Their eyes lit up at the gooey cheddar and sizzling sausage that filled our kitchen air. As I layered hash browns, eggs, and sausage, I remembered how my own grandmother taught me cooking basics in her cozy farmhouse kitchen. She encouraged me to experiment with flavors, and that encouragement fueled my passion. Back then, I didn’t know I’d turn this simple casserole into a family tradition. However, every single bite of this Cheesy Sausage Breakfast Casserole brings me back to lazy mornings spent laughing around a crowded table. Meanwhile, this recipe also reminds me of those first days after launching Cooklyum. I experimented with a Healthy Hash Brown Breakfast Casserole and Breakfast Casserole With Biscuits And Hash Browns. Then, I landed on the perfect sausage-to-cheese ratio, and thus the Sausage Hash Brown Breakfast Casserole we love today was born. I still find myself tweaking seasonings. I might swap cheddar for pepper jack to add a little spice. Conversely, I sometimes fold in diced bell peppers or sautéed onions for extra crunch. Overall, every variation keeps the dish fresh, and my family can’t get enough. Indeed, this Cheesy Sausage Breakfast Casserole has become the star recipe at holiday brunches and cozy winter get-togethers. It stands out against other Make Ahead Breakfast Hash Brown Casserole recipes because it balances richness with simplicity.
Why This Recipe Matters
This Cheesy Sausage Breakfast Casserole matters because it streamlines busy mornings and fuels your day with protein and flavor. With simple pantry staples like hash browns, eggs, milk, and Italian sausage, you can prep ahead—just like an Overnight Breakfast Casserole Hash Brown version. Consequently, you gain extra time for family, exercise, or coffee on the porch. Furthermore, because it reheats well, you’ll enjoy leftovers all week without sacrificing quality. As a result, this dish earns a spot among my Easy Breakfast Casserole Recipes for good reason.
In addition, this casserole blends textures and flavors that please every palate. Crispy brown edges meet tender eggs and melty cheese, while savory sausage ties everything together. Also, you can easily swap ingredients to match your dietary goals—think cauliflower rice or turkey sausage for a low-carb twist. In essence, this recipe offers endless versatility. It also ranks among the Best Breakfast Casserole options you’ll find online. Finally, thanks to its foolproof steps, even beginners can nail this dish. Therefore, you can confidently serve it at brunches or pack it for a hearty meal prep option. Try it once, and this crowd-pleasing casserole will become a new kitchen staple.
Ingredients & Instructions
Ingredients You Need for Cheesy Sausage Breakfast Casserole

Gather the following ingredients to make this Cheesy Sausage Breakfast Casserole. These staples deliver the right balance of savory, creamy, and satisfying textures.
Ingredient | Quantity |
---|---|
Frozen shredded hash browns | 4 cups |
Italian sausage (mild or spicy) | 1 pound |
Large eggs | 8 |
Whole milk | 1½ cups |
Shredded cheddar cheese | 2 cups |
Salt | 1 teaspoon |
Black pepper | ½ teaspoon |
Garlic powder | ½ teaspoon |
Onion powder | ½ teaspoon |
Butter (for greasing) | 1 tablespoon |
Chopped green onions (optional) | ¼ cup |
Step-by-Step Instructions for Cheesy Sausage Breakfast Casserole

- Preheat your oven to 375°F. Then, grease a 9×13-inch baking dish with butter.
- In a large skillet over medium heat, cook the Italian sausage until browned. Meanwhile, break it into small crumbles.
- Drain excess fat from the sausage, and set the skillet aside.
- Spread the frozen hash browns evenly in the prepared dish. Next, layer the cooked sausage on top.
- In a mixing bowl, whisk together eggs, milk, salt, pepper, garlic powder, and onion powder until smooth.
- Pour the egg mixture evenly over the hash browns and sausage layer.
- Sprinkle shredded cheddar cheese over the top. Finally, scatter green onions, if using.
- Bake for 30–35 minutes, or until the center sets and the edges turn golden brown.
- Remove from the oven and let it rest for 5 minutes before slicing. Serve warm.
- Store leftovers in an airtight container and reheat individual portions as needed.
Tips, Variations, and Serving Ideas
Smart Swaps & Variations
If you want to lighten up this casserole, swap whole milk for unsweetened almond milk or a low-fat dairy alternative. For a protein boost, replace half the sausage with diced chicken breast. Alternatively, try a vegetarian twist by using plant-based sausage crumbles. For a low-carb option, substitute riced cauliflower for hash browns. Meanwhile, you can mix in diced bell peppers, sautéed mushrooms, or chopped spinach for extra color and nutrients. Furthermore, experiment with different cheeses—pepper jack adds a spicy kick, while Swiss cheese brings a mild creaminess. In short, this recipe adapts to your tastes and dietary goals.
Serving Suggestions
Serve your Cheesy Sausage Breakfast Casserole with fresh fruit and a simple side salad for a balanced meal. In addition, pair it with avocado slices or a dollop of salsa for extra flavor. If you’re hosting brunch, offer an Easy Egg Bake bar with toppings like chopped tomatoes, hot sauce, and sour cream. For meal prep, cut the casserole into portions, wrap each piece in foil, and freeze. When you’re ready to eat, thaw in the fridge overnight and reheat at 350°F for 10–12 minutes. Overall, this dish works as a buffet centerpiece or a grab-and-go breakfast throughout the week.
Health Benefits of Cheesy Sausage Breakfast Casserole
This Cheesy Sausage Breakfast Casserole provides a balanced mix of protein, carbs, and healthy fats to fuel your morning. Eggs supply high-quality protein and essential amino acids. Meanwhile, Italian sausage delivers additional protein and iron. Hash browns offer complex carbohydrates for sustained energy, and adding shredded potatoes retains fiber and vitamin C. Furthermore, using low-fat milk can lower saturated fat without compromising creaminess.
For those following a low-carb or keto lifestyle, you can swap hash browns for riced cauliflower. As a result, you’ll cut carbs and boost your vegetable intake. Alternatively, using turkey sausage reduces calories and saturated fat, making it a leaner Sausage Hash Brown Breakfast Casserole. In addition, incorporating non-dairy milk supports lactose-free diets and provides vitamin D when fortified.
Overall, this casserole fits into various meal plans, from balanced diets to high-protein reset weeks. Moreover, it counts as an Easy Breakfast Casserole Recipe that nourishes your body and satisfies your taste buds. Thanks to its nutrient profile, this baked eggs recipe helps you power through busy mornings, workouts, or long brunch gatherings.

Conclusion
I hope you enjoy making and sharing this Cheesy Sausage Breakfast Casserole as much as my family and I do. With simple ingredients and straightforward steps, it transforms hectic mornings into cozy gatherings. Whether you’re looking for a Make Ahead Breakfast Hash Brown Casserole or a standout dish for holiday brunches, this recipe delivers flavor, nutrition, and ease. As you experiment with swaps and toppings, you’ll see how this casserole adapts to your preferences. So preheat your oven, gather your ingredients, and get ready to impress friends and family. Above all, have fun cooking and savor every cheesy, sausage-packed bite!
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FAQs About Cheesy Sausage Breakfast Casserole
Can I assemble this casserole the night before?
Yes. Cover the dish with foil and refrigerate overnight. Then bake as directed, adding a few extra minutes if it’s very cold.
How long will leftovers stay fresh?
Store leftovers in an airtight container in the fridge for up to 4 days. Reheat in the microwave or oven until warmed through.
Can I freeze Cheesy Sausage Breakfast Casserole?
Absolutely. Wrap cooled, sliced portions tightly in foil and freeze for up to 2 months. Thaw overnight and reheat at 350°F.
What can I serve alongside this casserole?
Try fresh fruit, a green salad, avocado slices, or salsa. You can also offer yogurt parfaits or muffins for a complete brunch.