Hashbrown Breakfast Casserole: The Ultimate Morning Comfort Food

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Have you ever woken up to the smell of something delicious cooking in the kitchen, something hearty and comforting that makes you excited to start your day? Imagine a warm, cheesy breakfast dish that’s packed with crispy hash browns, savory sausage, and vibrant peppers, all baked to golden perfection. If this sounds like your idea of a perfect morning meal, then a Hashbrown Breakfast Casserole is exactly what you need.

Whether you’re preparing a cozy weekend brunch for your family, hosting a holiday breakfast, or looking for an easy make-ahead dish to kickstart your week, this casserole will quickly become a household favorite. It’s satisfying, simple to make, and customizable for just about any palate. Let’s dive into everything you need to know about this beloved breakfast dish.

Why Hashbrown Breakfast Casserole is a Game-Changer

  • Perfect for All Occasions: Whether it’s a weekday breakfast, holiday brunch, or potluck contribution, this casserole is always a hit.
  • Make-Ahead Convenience: Save time by assembling it the night before and simply baking it in the morning.
  • Customizable Ingredients: Add veggies, swap proteins, or play with different cheeses to suit your taste.
  • Crowd-Pleasing Flavor: Crispy hash browns, savory sausage, melted cheese, and fluffy eggs combine into a dish everyone will love.

Ingredients for Hashbrown Breakfast Casserole

Here’s everything you’ll need to make this mouthwatering casserole. The recipe uses simple, readily available ingredients that pack big flavor.

IngredientQuantity
Shredded hash browns20 oz (thawed)
Sausage (cooked, crumbled, drained)2 lbs
Diced onion1 cup (½ medium onion)
Diced red bell pepper⅔ cup (½ bell pepper)
Diced green bell pepper⅔ cup (½ bell pepper)
Cheddar cheese (divided)3 cups
Eggs8 large
Milk1⅓ cups
Salt1¼ teaspoons
Black pepper¾ teaspoon

How to Make Hashbrown Breakfast Casserole

1. Gather and Prepare Your Ingredients

Start by prepping all your ingredients:

  • Cook the sausage in a skillet until browned. Drain any excess grease and crumble it into small pieces.
  • Dice the onion, red bell pepper, and green bell pepper into small, even-sized chunks.
  • Thaw your shredded hash browns if they’re frozen.

2. Preheat Your Oven

Preheat your oven to 350°F (175°C). Grease a 9×13-inch baking dish with non-stick cooking spray to prevent sticking.

3. Layer the Ingredients

  • Spread the thawed hash browns evenly across the bottom of your prepared baking dish.
  • Sprinkle the cooked sausage over the hash browns, followed by the diced onions and bell peppers.
  • Add 2 cups of shredded cheddar cheese, reserving the remaining 1 cup for the topping.

4. Prepare the Egg Mixture

In a large mixing bowl:

  • Whisk together the eggs, milk, salt, and black pepper until smooth.
  • Pour the egg mixture evenly over the hash brown and sausage layers.

5. Add the Final Topping

Sprinkle the remaining 1 cup of shredded cheddar cheese evenly over the casserole. This creates a cheesy, golden crust when baked.

6. Bake

Place the casserole in the preheated oven and bake for 45-50 minutes. The casserole is ready when the eggs are set, and the top is golden brown. To check, insert a knife into the center—if it comes out clean, you’re good to go.

7. Let It Rest and Serve

Remove the casserole from the oven and let it sit for about 5 minutes before slicing. This helps it set and makes serving easier. Serve warm and enjoy!

Tips for the Perfect Hashbrown Breakfast Casserole

  • Use Fresh Ingredients: Fresh peppers, onions, and sausage elevate the flavor of the dish.
  • Thaw the Hash Browns: Make sure your hash browns are completely thawed to avoid excess moisture in the casserole.
  • Add Extra Veggies: Incorporate spinach, mushrooms, or zucchini for a healthier twist.
  • Spice It Up: Add a pinch of red pepper flakes or some diced jalapeños for a spicy kick.
  • Make It Vegetarian: Replace the sausage with plant-based sausage or additional veggies.

Nutritional Information

Here’s an approximate breakdown of the nutritional value per serving (based on 8 servings):

NutrientAmount
Calories400
Protein25g
Carbohydrates18g
Fat25g
Fiber2g
Calcium250mg

Make-Ahead and Storage Instructions

Make-Ahead Option

This casserole can be fully assembled the night before. Cover it tightly with plastic wrap or foil and refrigerate. In the morning, bake as directed, allowing 10 extra minutes if baking directly from the fridge.

Storage

  • Refrigeration: Leftovers can be stored in an airtight container in the fridge for up to 4 days.
  • Freezing: Slice the casserole into portions, wrap them individually in plastic wrap, and freeze for up to 3 months. Reheat in the oven or microwave for a quick breakfast.

Creative Serving Ideas

  • Holiday Brunch: Serve with fresh fruit, croissants, and mimosas for a festive spread.
  • Quick Weekday Breakfast: Reheat a slice for a protein-packed meal on busy mornings.
  • Potluck Favorite: Double the recipe and bring it to your next potluck—there won’t be leftovers!

FAQs About Hashbrown Breakfast Casserole

1. Can I use other types of cheese?

Yes! Swap cheddar for mozzarella, Monterey Jack, or a combination of your favorites.

2. Can I use bacon instead of sausage?

Absolutely. Cooked and crumbled bacon makes a delicious substitute.

3. How do I prevent the casserole from being soggy?

Make sure your hash browns are fully thawed and pat them dry with a paper towel to remove excess moisture.

4. Can I make this casserole dairy-free?

Yes! Use plant-based milk and dairy-free cheese for a lactose-free version.

5. What’s the best way to reheat leftovers?

Reheat individual portions in the microwave for 1-2 minutes or in the oven at 350°F for about 10 minutes.

6. Can I reduce the calories?

To make it lighter, use turkey sausage, reduced-fat cheese, and egg whites instead of whole eggs.

Your New Go-To Breakfast Dish

This Hashbrown Breakfast Casserole is more than just a meal—it’s a way to bring people together around the table. Whether you’re feeding a crowd or meal-prepping for the week, this dish delivers big on flavor, convenience, and satisfaction. Give it a try, and you’ll find yourself making it again and again.

Now, it’s your turn to whip up this hearty and delicious casserole. You’ll love how easy it is to make and how much joy it brings to your mornings. So grab your ingredients and get cooking—you’ve got a breakfast to remember waiting for you!

Hashbrown Breakfast Casserole: The Ultimate Morning Comfort Food

This Hashbrown Breakfast Casserole combines crispy hash browns, savory sausage, fluffy eggs, and vibrant peppers baked with gooey cheese for the ultimate breakfast or brunch dish.
Prep Time 15 minutes
Cook Time 50 minutes
Total Time 1 hour 5 minutes
Course Breakfast
Cuisine American
Servings 8
Calories 400 kcal

Ingredients
  

  • 20 oz shredded hash browns thawed
  • 2 lbs sausage cooked, crumbled, and drained
  • 1 cup diced onion ½ medium onion
  • cup diced red bell pepper ½ bell pepper
  • cup diced green bell pepper ½ bell pepper
  • 3 cups cheddar cheese divided
  • 8 large eggs
  • 1⅓ cups milk
  • teaspoons salt
  • ¾ teaspoon black pepper

Instructions
 

  • Preheat the Oven: Preheat to 350°F (175°C) and grease a 9×13-inch baking dish.
  • Prepare Ingredients: Cook the sausage until browned and crumble it. Dice onions and peppers, and thaw hash browns.
  • Layer the Base: Spread the hash browns evenly in the greased baking dish. Top with sausage, onions, peppers, and 2 cups of cheddar cheese.
  • Whisk the Egg Mixture: In a large bowl, whisk together eggs, milk, salt, and pepper until smooth.
  • Pour and Top: Pour the egg mixture over the layers in the dish. Sprinkle the remaining 1 cup of cheddar cheese on top.
  • Bake: Bake for 45-50 minutes until the eggs are set and the top is golden brown. Let it rest for 5 minutes before slicing.
Keyword Hashbrown breakfast casserole