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If you’re looking for a hearty, crowd-pleasing breakfast that combines crispy, cheesy, meaty, and savory goodness all in one dish, this Hashbrown Breakfast Casserole Recipe will quickly become your new favorite. Packed with tender sausage, vibrant bell peppers, and gooey cheddar cheese, baked to bubbly perfection atop a base of tender hashbrowns, it’s the kind of breakfast casserole that’s as comforting as it is satisfying. Whether you’re feeding a busy family or prepping for a weekend brunch with friends, this recipe hits every note you want in a morning meal and looks as good as it tastes.
Ingredients You’ll Need
This Hashbrown Breakfast Casserole Recipe uses simple, wholesome ingredients that work together perfectly to create layers of flavor and texture. Each element adds its own magic—from the crispy hashbrowns that form the base to the cheese that melts into a golden blanket, and the sausage that brings satisfying heartiness.
- 20 ounces shredded hash browns (thawed): The crispy, tender foundation that gives structure and a delightful texture contrast.
- 1 pound sausage (cooked, crumbled, and drained): Provides savory, juicy richness and a meaty flavor punch.
- ¼ cup finely diced onion: Adds subtle sweetness and aromatic depth to balance the richness.
- ½ red bell pepper (diced): Brings vibrant color and a mild, fruity crunch.
- ½ green bell pepper (diced): Offers a fresh, slightly grassy note and more texture variety.
- 2 cups shredded cheddar cheese (divided): Melts into creamy pockets of sharp, cheesy goodness throughout and on top.
- 8 eggs: Bind all the ingredients together, providing fluffy volume and protein.
- 12 ounces evaporated milk (or 1 â…“ cups milk): Makes the casserole custardy and soft without being runny.
- ½ teaspoon Italian seasoning (optional): Adds a touch of herbal warmth that complements the sausage beautifully.
- ½ teaspoon kosher salt (or to taste): Enhances all the flavors without overpowering.
- ¼ teaspoon black pepper: Gives a gentle kick that brightens the dish.
How to Make Hashbrown Breakfast Casserole Recipe
Step 1: Preheat and Prepare the Pan
Start by preheating your oven to 350°F so it’s perfectly hot when the casserole goes in. Grease a 9×13-inch casserole dish with either butter or cooking spray to ensure every bite is easy to scoop out and doesn’t stick to your pan.
Step 2: Cook the Sausage
Cook your sausage in a large skillet over medium-high heat, breaking it apart with a spoon while cooking. You want it browned evenly and fully cooked with no pink remaining. Once done, drain the excess fat so the casserole isn’t greasy and keep the crumbled sausage aside.
Step 3: Assemble the Casserole
In your prepared pan, combine the thawed hashbrowns, cooked sausage, onions, diced red and green bell peppers, and 1 ½ cups of shredded cheddar cheese. Gently toss these ingredients together to evenly distribute the mix, then spread the mixture out flat so every scoop will have a little bit of everything.
Step 4: Prepare the Egg Mixture
Whisk together the eggs, evaporated milk, salt, pepper, and optional Italian seasoning in a large bowl until smooth and well combined. This creamy egg wash will soak into the layers beneath and help everything meld into one delicious casserole.
Step 5: Combine and Top
Pour the egg mixture evenly over the layered hashbrowns and sausage combo in your dish. After that, sprinkle the remaining ½ cup of cheddar cheese evenly across the top for a beautifully cheesy crust that will brown nicely in the oven.
Step 6: Refrigerate or Bake
You have two great options here: cover and refrigerate the casserole overnight to let the flavors develop and make morning prep super easy, or bake it immediately. If you refrigerate, make sure to take it out about 30 minutes before baking so it bakes evenly. If baking right away, just proceed to the next step.
Step 7: Bake the Casserole
Bake uncovered for 55 to 65 minutes until the egg is completely set and the top turns golden brown and deliciously crispy. You’ll want to see bubbly cheese peaks and know your casserole is ready to dive into.
How to Serve Hashbrown Breakfast Casserole Recipe
Garnishes
Sprinkle fresh chopped chives or parsley over the casserole just before serving for a fresh, herbaceous pop. A dollop of sour cream or a few slices of ripe avocado makes a luxurious, creamy contrast that elevates each bite wonderfully.
Side Dishes
A side of fresh fruit or a crisp green salad complements this hearty dish perfectly, balancing richness with bright, refreshing notes. If you want to go classic, warm buttermilk biscuits or toasted English muffins are irresistible partners.
Creative Ways to Present
Serve this casserole in individual ramekins for a fancy brunch buffet or cut into squares and offer a toppings bar with salsa, hot sauce, or even pickled jalapeños. It’s also fantastic as a grab-and-go breakfast option reheated quickly in the microwave or oven.
Make Ahead and Storage
Storing Leftovers
Wrap any leftover Hashbrown Breakfast Casserole Recipe tightly with plastic wrap or place it in an airtight container. It will keep beautifully in the fridge for up to 4 days, making delicious next-day breakfasts or snacks easy to enjoy.
Freezing
This casserole freezes wonderfully. Cut it into individual portions, wrap each piece tightly in plastic wrap and foil, or place in freezer-safe containers. It can be frozen for up to 2 months without losing flavor or texture, perfect for meal prep or busy mornings.
Reheating
Reheat leftovers in the oven at 350°F for about 15 to 20 minutes, or until warmed through and bubbly again. For a quick fix, microwave portions for 1 to 2 minutes, though oven reheating helps maintain the casserole’s crisp edges and cheesy top.
FAQs
Can I make this Hashbrown Breakfast Casserole Recipe vegetarian?
Absolutely! Simply swap the sausage for sautéed mushrooms, crumbled tofu, or a plant-based sausage alternative. The bell peppers, cheese, and egg mixture will keep the dish flavorful and satisfying without the meat.
What type of cheese works best in this casserole?
Sharp cheddar cheese is traditional and provides a rich, tangy flavor that melts beautifully. However, you can experiment with Monterey Jack, mozzarella, or a blend for a milder or creamier variation.
Can I prepare this casserole the night before?
Yes! One of the best parts of this Hashbrown Breakfast Casserole Recipe is how well it holds up when assembled and refrigerated overnight. This makes your morning much easier since you just need to pop it in the oven.
Is it okay to use frozen hashbrowns straight from the freezer?
It’s best to thaw the hashbrowns before using them in this recipe. Thawing helps the casserole bake evenly and prevents excess water release, which could make the dish soggy.
How can I make this dish gluten-free?
This recipe is naturally gluten-free as long as you use gluten-free sausage and verify that your seasonings and other ingredients have no hidden gluten. Always check labels if you’re cooking for someone with gluten sensitivity.
Final Thoughts
This Hashbrown Breakfast Casserole Recipe is the kind of dish you’ll want to make again and again. It’s a comforting, crowd-pleasing breakfast that feels like a special occasion but takes surprisingly little effort. Once you experience the perfect combination of crispy hashbrowns, savory sausage, vegetables, and melted cheese all wrapped in fluffy eggs, you’ll understand why it’s an all-time favorite. So grab your ingredients and get baking—you won’t regret welcoming this casserole into your breakfast rotation!
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Print
Hashbrown Breakfast Casserole Recipe
- Prep Time: 20 minutes
- Cook Time: 1 hour 5 minutes
- Total Time: 1 hour 25 minutes
- Yield: 8 servings
- Category: Breakfast Casserole
- Method: Baking
- Cuisine: American
Description
This Hashbrown Breakfast Casserole is a hearty, savory dish perfect for a family breakfast or brunch. Layers of crispy hashbrowns, flavorful cooked sausage, sautéed bell peppers and onions, and creamy eggs baked together with melted cheddar cheese create a satisfying and comforting meal. It can be prepared the night before for an easy morning bake.
Ingredients
Main Ingredients
- 20 ounces shredded hash browns, thawed
- 1 pound sausage of your choice, cooked, crumbled, and drained
- ¼ cup finely diced onion
- ½ red bell pepper, diced
- ½ green bell pepper, diced
- 2 cups shredded cheddar cheese, divided
- 8 large eggs
- 12 ounces evaporated milk (1 can) or 1 â…“ cups milk
- ½ teaspoon Italian seasoning (optional)
- ½ teaspoon kosher salt, or to taste
- ¼ teaspoon black pepper
Instructions
- Preheat and Prepare the Pan: Preheat your oven to 350°F (175°C). Grease a 9×13-inch casserole dish or spray it with cooking spray to prevent sticking.
- Cook the Sausage: Heat a large skillet over medium-high heat. Add the sausage and cook it until browned, breaking it up with a spoon so it crumbles evenly. Make sure there’s no pink remaining. Drain off any excess fat and set the sausage aside.
- Assemble the Casserole: In the prepared casserole dish, combine the thawed hashbrowns, cooked sausage, diced onion, diced red and green bell peppers, and 1 ½ cups of the shredded cheddar cheese. Gently mix the ingredients to distribute evenly, then spread the mixture flat in the pan.
- Prepare the Egg Mixture: In a large bowl, whisk together the 8 eggs, evaporated milk (or regular milk), kosher salt, black pepper, and optional Italian seasoning until the mixture is smooth and fully combined.
- Combine and Top: Pour the egg mixture evenly over the hashbrown and sausage mixture in the casserole dish. Sprinkle the remaining ½ cup of shredded cheddar cheese evenly over the top.
- Refrigerate or Bake: You can cover the casserole and refrigerate it overnight for convenience, or bake it immediately. If refrigerated overnight, allow it to sit at room temperature for about 30 minutes before baking.
- Bake the Casserole: Place the dish uncovered in the preheated oven and bake for 55 to 65 minutes. The casserole is done when the eggs are fully set and the top is golden brown and slightly crispy. Remove from oven and let it cool slightly before serving.
Notes
- For a vegetarian version, substitute the sausage with plant-based sausage or additional vegetables.
- You can customize the cheese type for different flavors; Monterey Jack or mozzarella work well.
- Utilizing evaporated milk adds creaminess but whole milk works fine as an alternative.
- Make-ahead tip: Prepare the casserole the night before, refrigerate it covered, and bake fresh in the morning.
- Leftovers can be stored in the refrigerator for up to 3 days and reheated in the oven or microwave.
