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Hashbrown Breakfast Casserole

Golden baked hashbrown breakfast casserole in a rustic dish

This hashbrown breakfast casserole is the ultimate make-ahead brunch dish, packed with golden potatoes, savory sausage, eggs, and melty cheese. Perfect for busy mornings or holiday gatherings!

Ingredients

Scale

  • 1 (2 lb) bag frozen shredded hashbrowns, thawed
  • 1 lb breakfast sausage, cooked and crumbled
  • 1/2 cup diced onion
  • 1/2 cup chopped bell pepper (optional)
  • 8 large eggs
  • 1 cup milk
  • 1/2 tsp salt
  • 1/4 tsp black pepper
  • 1/2 tsp garlic powder
  • 1 1/2 cups shredded cheddar cheese, divided
  • Cooking spray or butter (for greasing the pan)

Instructions

  • Preheat oven to 350°F (175°C). Grease a 9×13-inch baking dish.
  • Spread the hashbrowns evenly in the bottom of the dish.
  • Top with cooked sausage, onions, and bell peppers.
  • In a mixing bowl, whisk together eggs, milk, salt, pepper, and garlic powder.
  • Pour the egg mixture over the casserole, then top with 1 cup of shredded cheese.
  • Cover with foil and bake for 45 minutes. Remove foil, add remaining cheese, and bake uncovered for another 10–15 minutes.
  • Let rest for 5–10 minutes before serving.

Notes

  • Make it vegetarian by swapping sausage for plant-based alternatives.
  • You can prepare and refrigerate it overnight for an easy bake-and-serve breakfast.
  • Try swapping cheddar with pepper jack for a spicy twist.

Nutrition

Keywords: hashbrown breakfast casserole, sausage egg bake, cheesy hashbrown bake, make-ahead breakfast, brunch casserole