Sausage Hashbrown Breakfast Casserole (Easy & Cheesy)

This Sausage Hashbrown Breakfast Casserole is the ultimate morning comfort food. It’s a savory, cheesy, and incredibly satisfying dish packed with seasoned sausage, crispy hash browns, and fluffy eggs. Perfect for holiday mornings, weekend brunches, or even a simple make-ahead weekday breakfast, this recipe is a guaranteed crowd-pleaser that comes together with minimal effort.

We’ve designed this recipe to be straightforward and foolproof. Forget complicated steps; this is all about layering delicious ingredients and letting the oven do the magic. The result is a golden-brown casserole that’s crispy on top and wonderfully creamy in the center.

Why This Sausage Hashbrown Breakfast Casserole Will Be Your Go-To

There are countless breakfast casserole recipes out there, but this one stands apart. It’s meticulously balanced to ensure every bite is packed with flavor and texture, avoiding the common pitfalls of a soggy or dry casserole. This is the perfect dish to welcome guests for a brunch or to have ready for a special Christmas morning treat.

  • Incredibly Easy to Assemble: You simply layer the ingredients in a baking dish. It’s a perfect recipe for beginners and seasoned cooks alike.
  • Perfect for Making Ahead: Assemble it the night before and pop it in the oven in the morning for a stress-free meal.
  • Crowd-Pleasing Flavor: The combination of savory sausage, sharp cheddar, and hearty potatoes is a classic for a reason—everyone loves it!
  • Customizable: Feel free to swap ingredients based on what you have. Check out our variations section for ideas.

Key Ingredients You’ll Need

The magic of this dish comes from simple, high-quality ingredients. Here’s what you need to gather:

A serving of the make-ahead breakfast casserole on a fork, showing the fluffy egg texture and pieces of sausage and hash browns.
Every bite is loaded with savory sausage, potatoes, and cheesy goodness.
  • Pork Sausage: A one-pound roll of ground pork sausage provides the savory, meaty base. Feel free to use mild, medium, or hot, depending on your preference.
  • Frozen Shredded Hash Browns: For convenience and the perfect texture, a 30-ounce bag of frozen shredded hash browns is ideal. Make sure to thaw them first!
  • Eggs: The essential binder that creates the fluffy, custardy texture.
  • Milk & Heavy Cream: A combination of whole milk and heavy cream adds richness and moisture, ensuring the casserole isn’t dry.
  • Cheddar Cheese: Sharp cheddar cheese provides a tangy, gooey element that blankets the entire casserole. Freshly grated cheese melts best.
  • Onion & Bell Pepper: These aromatics add a subtle sweetness and depth of flavor.
  • Seasonings: Simple salt, black pepper, and garlic powder are all you need to enhance the natural flavors of the ingredients.

How to Make Sausage Hashbrown Breakfast Casserole (Step-by-Step)

Making this easy breakfast casserole is a breeze. Just follow these simple steps for a perfect result every time.

  1. Preheat and Prepare: First, preheat your oven to 375°F (190°C). Grease a 9×13 inch baking dish with butter or nonstick spray.
  2. Cook the Sausage and Veggies: In a large skillet over medium-high heat, cook the sausage until it’s no longer pink. Break it apart with a spoon as it cooks. Add the diced onion and bell pepper and continue to cook until they are softened, about 5 minutes. Drain off any excess grease.
  3. Combine the Base: In a large bowl, combine the thawed hash browns, the cooked sausage and vegetable mixture, and 1 ½ cups of the shredded cheddar cheese. Mix everything together until it’s evenly distributed.
  4. Layer the Casserole: Spread the hash brown mixture evenly into the bottom of your prepared baking dish.
  5. Prepare the Egg Mixture: In the same bowl (no need to wash!), whisk together the eggs, milk, heavy cream, garlic powder, salt, and pepper until smooth and well-combined.
  6. Assemble and Bake: Pour the egg mixture evenly over the hash brown layer in the baking dish. Sprinkle the remaining ½ cup of cheddar cheese on top.
  7. Bake to Perfection: Bake for 45-55 minutes, or until the center is set (a knife inserted into the middle comes out clean) and the top is golden brown and bubbly. Let it rest for 10 minutes before slicing and serving. This allows the casserole to set, making it much easier to cut.

Expert Tips for the Best Results

While this is a simple recipe, a few key tips will take your Sausage Hashbrown Breakfast Casserole from great to absolutely spectacular.

An extreme close-up shot of the cheesy sausage egg casserole in a baking dish, highlighting the melted cheddar cheese and savory ingredients.
Look at that golden, cheesy crust! This easy breakfast casserole is irresistible.
  • Thaw Your Hash Browns: This is the most important tip! Thawing frozen hash browns and squeezing out any excess moisture prevents the casserole from becoming watery. You can thaw them overnight in the fridge or on the counter for a few hours.
  • Grate Your Own Cheese: Pre-shredded cheese is coated with anti-caking agents that can prevent it from melting as smoothly. Grating a block of sharp cheddar will give you a much creamier, meltier result.
  • Don’t Skip the Rest: Letting the casserole rest for at least 10 minutes after baking is crucial. It allows the egg to finish setting, so you can serve clean, beautiful slices. If you’re looking for another great make-ahead breakfast, these French Toast Cups are a fantastic sweet option.

Delicious Variations to Try

This casserole is a wonderful canvas for creativity. Try some of these popular variations:

  • Spicy & Smoky: Use hot pork sausage or chorizo, add a diced jalapeño with the onions, and use a Pepper Jack or spicy habanero cheese blend.
  • Veggie Lovers: Add 1 cup of sautéed mushrooms, spinach (squeezed dry), or diced zucchini to the sausage mixture.
  • Different Meats: Try it with cooked, crumbled bacon, diced ham, or even turkey sausage for a lighter option. For another crowd-pleasing bacon dish, you have to try this Million Dollar Bacon recipe (coming soon).
  • Crockpot Version: If you love using your slow cooker, you might also enjoy this easy Crockpot Breakfast Casserole for another hands-off morning meal.

Make-Ahead and Storage Instructions

This casserole is a perfect make-ahead meal. Here’s how to do it:

  • Overnight Casserole: Assemble the entire casserole as directed, but do not bake. Cover it tightly with plastic wrap or foil and refrigerate for up to 24 hours. When ready to bake, remove it from the fridge for 30 minutes to come to room temperature, then bake as directed (you may need to add 5-10 minutes to the baking time).
  • Storing Leftovers: Store any leftovers in an airtight container in the refrigerator for up to 4 days. Reheat individual slices in the microwave or in the oven at 350°F until warmed through.
  • Freezing: You can freeze the baked casserole. Let it cool completely, then cover it tightly with a layer of plastic wrap and a layer of foil. It can be frozen for up to 3 months. Thaw it overnight in the refrigerator before reheating.

What to Serve with Your Casserole

While this Sausage Hashbrown Breakfast Casserole is a complete meal on its own, it also pairs wonderfully with a few simple sides. Consider serving it with a fresh fruit salad, sliced avocado, or a dollop of sour cream or salsa on top. It’s also delicious alongside some warm biscuits or toast. If you want a fun, single-serving breakfast idea, these Hash Brown Breakfast Bowls are a great alternative.

Frequently Asked Questions

Absolutely! This recipe is perfect for making ahead. Assemble the entire casserole, cover it tightly, and refrigerate it overnight. The next morning, let it sit out for 30 minutes before baking as directed. You may need to add 5-10 minutes to the baking time.

Yes, it freezes beautifully. After baking, let it cool completely. You can freeze it whole or in individual portions. Wrap it tightly in plastic wrap and foil, and it will keep in the freezer for up to 3 months. Thaw in the refrigerator overnight before reheating.

The key is to thaw your frozen hash browns completely and squeeze out all excess moisture before adding them to the casserole. This prevents them from releasing water during baking, ensuring a firm, not soggy, result.

The casserole is done when the top is golden brown and bubbly, and the center is set. To check for doneness, insert a knife into the center—if it comes out clean, it’s ready. The internal temperature should be at least 165°F (74°C).

A standard roll of ground pork sausage works perfectly. You can choose mild, medium, or hot depending on your heat preference. Italian sausage or even turkey sausage are also great alternatives.

Sausage Hashbrown Breakfast Casserole Recipe

An extreme close-up shot of the cheesy sausage egg casserole in a baking dish, highlighting the melted cheddar cheese and savory ingredients.

Sausage Hashbrown Breakfast Casserole (Easy & Cheesy)

This Sausage Hashbrown Breakfast Casserole is a savory, cheesy, and satisfying dish with seasoned sausage, crispy hash browns, and fluffy eggs. It's the perfect easy, make-ahead recipe for a crowd-pleasing holiday brunch or weekend breakfast.
Prep Time 15 minutes
Cook Time 55 minutes
Total Time 1 hour 10 minutes
Servings: 12 servings
Course: Breakfast, Brunch
Cuisine: American
Calories: 450

Ingredients
  

  • 1 lb ground pork sausage mild or hot
  • 1 small yellow onion diced
  • 1 red bell pepper diced
  • 30 oz frozen shredded hash browns thawed and excess moisture removed
  • 2 cups shredded sharp cheddar cheese divided
  • 10 large eggs
  • 1 cup whole milk
  • 1/2 cup heavy cream
  • 1 tsp garlic powder
  • 1/2 tsp salt
  • 1/2 tsp black pepper

Equipment

  • 1 9x13 inch Baking Dish
  • 1 Large Skillet
  • 1 Large Mixing Bowl

Method
 

  1. Preheat oven to 375°F (190°C). Grease a 9x13 inch baking dish.
  2. In a large skillet, cook the sausage over medium-high heat until browned. Add the onion and bell pepper and cook until softened, about 5 minutes. Drain excess grease.
  3. In a large bowl, combine the thawed hash browns, sausage mixture, and 1 ½ cups of cheddar cheese. Mix well.
  4. Spread the hash brown mixture into the prepared baking dish in an even layer.
  5. In the same bowl, whisk together the eggs, milk, heavy cream, garlic powder, salt, and pepper until smooth.
  6. Pour the egg mixture evenly over the hash browns. Sprinkle the remaining ½ cup of cheese on top.
  7. Bake for 45-55 minutes, until the center is set and the top is golden brown. Let it rest for 10 minutes before slicing and serving.

Notes

Tip 1: For best results, thaw the frozen hash browns completely and squeeze out as much liquid as possible with a cheesecloth or paper towels to prevent a soggy casserole.
Tip 2: Grating your own cheese from a block will result in a much creamier and smoother melt compared to pre-shredded cheese.
Tip 3: To make this ahead, assemble the casserole completely, cover, and refrigerate overnight. Allow it to sit at room temperature for 30 minutes before baking.

Share Your Amazing Creation!

We are so excited for you to try this amazing Sausage Hashbrown Breakfast Casserole! It’s a recipe that’s sure to bring smiles to your breakfast table. If you make it, please leave a comment below and let us know how it turned out. We love hearing from you! For more delicious and easy recipes, be sure to follow us on Pinterest.

A delicious slice of Sausage Hashbrown Breakfast Casserole on a white plate, showing layers of cheesy eggs, sausage, and golden hash browns. The perfect make-ahead brunch recipe.
The perfect cheesy and savory Sausage Hashbrown Breakfast Casserole for your next brunch!

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