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This image shows a hearty crockpot breakfast casserole served in a white bowl, topped with a golden, melted layer of cheese, ready to enjoy.

Crockpot Breakfast Casserole Recipe

This hearty crockpot breakfast casserole layers crispy hash browns, savory sausage, and melty Cheddar cheese, all soaked in a fluffy egg mixture. Perfect for busy mornings or brunch gatherings, it cooks overnight in the slow cooker, giving you a warm, satisfying meal with minimal effort.
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Prep Time 15 minutes
Cook Time 6 hours 15 minutes
Total Time 6 hours 30 minutes
Course Breakfast
Cuisine American
Servings 8 people
Calories 641 kcal

Equipment

  • Large skillet
  • Crockpot
  • Spatula or spoon for serving
  • Cooking spray
  • Whisk
  • Mixing bowl

Ingredients
  

  • 11 tbsp ground mustard
  • 1 cup milk
  • 2  eggs, beaten
  • 1 package shredded Cheddar cheese
  • 1 package of frozen hash brown potatoes thawed
  • 1 package maple-flavored sausage
  • salt and ground black pepper to taste

Instructions
 

  • Lightly coat the inside of your slow cooker with cooking spray.
  • Evenly layer the hash browns to cover the bottom of the crock.
    This image shows a layer of shredded hash browns evenly spread in the crockpot, forming the crispy base for the breakfast casserole.
  • In a mixing bowl, whisk together the eggs, milk, mustard, salt, and black pepper until well combined.
    This image shows a bowl of eggs being whisked with seasoning to create a rich, flavorful mixture for the casserole.
  • Heat a large skillet over medium-high heat and cook the sausage, stirring frequently, until it’s browned and crumbly, about 5 to 7 minutes.
    This image shows ground sausage browning in a skillet, releasing its savory aroma as it cooks for the casserole.
  • Drain the grease and spread the sausage over the hash browns in the slow cooker.
    This image shows the cooked sausage being layered over the hash browns in the crockpot, adding a savory depth to the casserole.
  • Sprinkle the Cheddar cheese evenly over the sausage layer.
    This image shows shredded cheese being generously sprinkled over the sausage layer in the crockpot, ready to melt into gooey perfection.
  • Carefully pour the egg mixture over the top, ensuring everything is covered.
    This image shows the whisked egg mixture being poured over the layers of hash browns, sausage, and cheese, binding everything together.
  • Cover the slow cooker with the lid and cook on Low for 6 to 8 hours, until the eggs are set and cooked through.
    This image shows the breakfast casserole in the crockpot, with the cheese melted and bubbly, signaling it’s almost ready to serve.

Notes

  • Mix in diced bell peppers, onions, or spinach with the sausage.
  • Substitute the sausage with turkey sausage or vegetarian crumbles for a lighter option.
  • Use sharp Cheddar or a cheese blend for a richer, more robust taste.