If you love golden, crispy edges and gooey, stretchy cheese in every bite, this Ultimate Cheesy Hashbrown Breakfast Casserole is about to become your go-to comfort dish.
Perfect for breakfast, brunch, potlucks, or even dinner — it’s rich, satisfying, and incredibly easy to make.
Why You’ll Love This Recipe
- 🧀 Extra cheesy with epic cheese pulls
- 🥔 Crispy golden hashbrown topping
- 🥓 Loaded with savory flavor
- 👨👩👧 Feeds a crowd
- ⏱ Make-ahead friendly
Ingredients
Base
- 1 (30 oz / 850g) bag frozen shredded hashbrowns, thawed
- 1 lb (450g) breakfast sausage (or ground beef)
- 1 small onion, diced
- 2 cloves garlic, minced
- 6 large eggs
- 1 cup heavy cream (or whole milk)
- ½ teaspoon salt
- ½ teaspoon black pepper
- ½ teaspoon paprika
Cheese
- 2 cups shredded mozzarella
- 1½ cups shredded sharp cheddar
- ½ cup grated parmesan (optional for extra crust)
Optional Add-Ins
- Diced bell peppers
- Cooked bacon
- Green onions
- Jalapeños
Equipment
- 9×13-inch baking dish
- Large skillet
- Mixing bowl
Step-by-Step Instructions
1️⃣ Preheat Oven
Preheat to 375°F (190°C).
Grease your baking dish well.
2️⃣ Cook the Sausage
In a skillet over medium heat, cook sausage until browned.
Add diced onion and cook until soft (about 3–4 minutes).
Stir in garlic and cook for 30 seconds.
Drain excess grease if needed.
3️⃣ Prepare the Egg Mixture
In a large bowl, whisk together:
- Eggs
- Heavy cream
- Salt
- Pepper
- Paprika
4️⃣ Assemble the Casserole
Spread hashbrowns evenly in the baking dish.
Layer cooked sausage mixture over the top.
Sprinkle half of the mozzarella and cheddar.
Pour egg mixture evenly over everything.
Top with remaining cheese and parmesan.
5️⃣ Bake
Bake uncovered for 40–50 minutes until:
- Center is set
- Top is golden and crispy
- Cheese is bubbling
For extra crispiness, broil for 2–3 minutes at the end.
6️⃣ Rest & Serve
Let rest for 10 minutes before slicing.
Serve hot and enjoy that incredible cheese pull!
Make-Ahead Instructions
You can assemble this casserole the night before.
Cover and refrigerate overnight.
In the morning, bake as directed (add 5–10 extra minutes if baking cold).
Storage
- Refrigerator: Up to 4 days
- Freezer: Up to 2 months
- Reheat in oven at 350°F or microwave individual slices
Pro Tips
✔ Thaw and pat hashbrowns dry to avoid soggy texture
✔ Use freshly shredded cheese for best melt
✔ Let it rest before slicing so it holds together
Serving Ideas
- Fresh fruit salad
- Toast or biscuits
- Simple green salad (for brunch balance)