Hashbrown Egg Bake Casserole – Easy Breakfast Recipe

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There’s nothing quite like the first whiff of a bubbling Hashbrown Egg Bake straight from the oven, the air filled with a nutty toasted scent and golden edges crackling as it cools. After testing this dish four times—swapping half-and-half for milk, adjusting bake times, and even trying turkey sausage—I’ve dialed in the exact timing and texture for that silky smooth custard nestled in a crisp potato bed.

Why You’ll Love Hashbrown Egg Bake

  • Hands-off assembly that delivers a layered casserole with minimal fuss
  • A satisfying blend of creamy eggs and tender-with-slight-bite hash browns
  • Customizable protein and cheese choices for any breakfast or brunch crowd
  • A dish rooted in American comfort food, perfect for lazy mornings or holiday buffets

A Little Background

Last December, I whipped up this bake in my crowded test kitchen for a holiday brunch trial. Between school runs and recipe tweaks, I realized the dish held its shape even when reheated—an essential discovery for make-ahead meal planning when the holidays get hectic.

Key Ingredients for Hashbrown Egg Bake

  • Frozen shredded hash browns (30 oz): The sturdy base—make sure they’re fully thawed and patted dry to avoid excess moisture.
  • Breakfast sausage (1 lb): Provides savory depth; brown it until crisp crumbles form, then drain off extra fat.
  • Shredded cheddar cheese (1 ½ cups, divided): Use a sharp variety for tang; half goes inside, half on top for that glossy surface.
  • Large eggs (10) + milk (1 cup): This combo yields a tender, custardy texture—whole milk boosts richness, but 2% works too.
  • Seasonings (½ tsp garlic powder, ½ tsp onion powder, 1 tsp salt, ½ tsp pepper): Simple pantry staples that wake up the flavors.

How to Make Hashbrown Egg Bake

  1. Preheat your oven to 350°F and grease a 9×13″ baking dish; you’ll notice the air becomes fragrant with warm, nutty steam.
  2. Spread the thawed hash browns in an even layer, then scatter the cooked sausage and 1 cup of cheddar; you should see pockets of cheese peeking through.
  3. In a large bowl, whisk together eggs, milk, garlic powder, onion powder, salt, and pepper until glossy and pale; beginners should whisk vigorously to eliminate streaks.
  4. Pour the egg mixture over the layers, sprinkle the remaining ½ cup cheese, and bake 45–50 minutes until the top is set and edges are golden. Let rest 5–10 minutes before slicing.

Pro Tips & Troubleshooting

  • Pull the casserole from the fridge 30 minutes before baking so the center cooks evenly—learned after batch 2 underbaked slightly.
  • If your edges brown too fast, tent with foil for the last 10 minutes to prevent over-crisping.
  • Stir in chopped roasted red peppers or spinach for a seasonal twist that brightens each bite.
  • Doubling? Use two 9×13″ pans and add 5 minutes to baking time; halving works in an 8×8″ dish with 30 minutes bake.

Storage & Make-Ahead Guide

Let the bake cool to room temperature within 2 hours (for food safety), then transfer to an airtight container. Refrigerate up to 3 days or freeze portions for up to 2 months. To reheat, thaw overnight if frozen, then warm at 350°F for 15–20 minutes until heated through.

Serving Suggestions

Serve with a crisp green salad and a spoonful of fresh salsa or top with a dollop of sour cream and chopped chives. A side of buttered toast or fruit salad rounds out this hearty brunch centerpiece.

Frequently Asked Questions

  • How do I make Hashbrown Egg Bake gluten-free? Swap the sausage for a certified gluten-free brand and ensure your hash browns are labeled gluten-free. All other ingredients are naturally gluten-free.
  • Can I substitute different meats in Hashbrown Egg Bake? Absolutely—chorizo, diced ham, or crumbled bacon all work; just cook them first and drain any excess fat before layering.
  • How long does Hashbrown Egg Bake last in the fridge? Stored in an airtight container, it stays fresh for up to 3 days; always smell-check and reheat thoroughly.
  • What’s the best way to reheat Hashbrown Egg Bake? Cover with foil and bake at 350°F for 15–20 minutes, or microwave individual slices on medium power to prevent rubbery eggs.
  • Can I prepare Hashbrown Egg Bake ahead of time? Yes—assemble the night before, cover, and refrigerate. Add 5–10 minutes to the baking time if it’s cold straight from the fridge.
  • How do I get a crispier bottom crust on my Hashbrown Egg Bake? Preheat the baking dish in the oven for 5 minutes before adding the hash browns; this jumpstarts the crisping process.

Final Thoughts

I hope this Hashbrown Egg Bake becomes a weekday hero or weekend showstopper in your home. My favorite way to enjoy leftovers? Cold right out of the fridge with a sprinkle of fresh parsley. If you give it a whirl, drop a comment below and share how you made it your own!

More Recipes You’ll Love

  • Cottage Cheese Egg Bake – uses a similar egg-and-bake method but adds tangy cottage cheese for extra creaminess
  • Pancake Sausage Casserole – swaps hashbrowns for fluffy pancakes and keeps the sausage–cheese combo you love
  • Egg Bites Recipe – downsizes the custard concept into portable, protein-packed portions for busy mornings
  • Dolly Parton’s 5-Ingredient Casserole – a streamlined, minimal-ingredient bake that’s perfect when you need breakfast in a flash

Hashbrown Egg Bake

Hashbrown Egg Bake

A hands-off breakfast casserole layering thawed hash browns, savory sausage, and a creamy egg custard baked until golden and set.
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Prep Time 10 minutes
Cook Time 50 minutes
Resting Time 10 minutes
Total Time 1 hour 10 minutes
Course Breakfast, Brunch
Cuisine American
Servings 12 slices
Calories 347 kcal

Ingredients
  

Casserole Layer

  • 30 oz frozen shredded hash browns thawed and patted dry
  • 1 lb breakfast sausage cooked and drained
  • 1.5 cups shredded cheddar cheese divided

Egg Mixture

  • 10 large eggs
  • 1 cup half-and-half
  • 0.5 teaspoon garlic powder
  • 0.5 teaspoon onion powder
  • 1 teaspoon salt
  • 0.5 teaspoon ground black pepper

Instructions
 

Casserole Layer

  • Preheat oven to 350°F and grease a 9×13-inch baking dish.
  • Spread thawed hash browns evenly in the prepared dish.
  • Cook breakfast sausage in a skillet over medium heat until browned; drain excess fat.
  • Sprinkle cooked sausage and 1 cup of the cheddar cheese over the hash browns.

Egg Mixture

  • In a large bowl, whisk eggs, half-and-half, garlic powder, onion powder, salt, and pepper until smooth and pale.
  • Pour the egg mixture evenly over the casserole layers.
  • Sprinkle remaining ½ cup cheddar cheese on top.
  • Bake for 45–50 minutes, until the center is set and edges are golden brown.
  • Let the casserole rest 5–10 minutes before slicing and serving.

Notes

Let the bake cool completely before storing in an airtight container in the refrigerator for up to 3 days. Reheat slices at 350°F for 10–15 minutes for best texture.
To freeze, wrap individual slices in plastic and foil, and freeze for up to 2 months. Thaw overnight before reheating.

Nutrition

Serving: 1sliceCalories: 347kcalCarbohydrates: 17g
Keyword breakfast casserole, brunch recipe, egg bake, hashbrown egg bake, sausage hashbrown bake
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