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a slice of an egg casserole on a speckled plate with milk in the background
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Slow Cooker Breakfast Casserole

This easy slow cooker breakfast casserole is made with frozen hash browns, vibrant bell peppers, ham, eggs and cheddar cheese! It’s perfect for Christmas morning or holiday brunch and is a total crowd pleaser!
Course Breakfast
Cuisine American
Keyword Breakfast, breakfastcasserole, eggs
Prep Time 15 minutes
Cook Time 7 hours
Total Time 7 hours 15 minutes
Servings 12 slices
Calories 241kcal

Ingredients

  • 1 Tbsp. olive oil
  • 1 red bell pepper, diced
  • 1 orange bell pepper, diced
  • 1 small white onion, chopped
  • 1/2 tsp. garlic powder
  • 1/2 tsp. salt
  • 1/2 tsp. pepper
  • 1, 4 oz. can diced green chilies
  • 12 large eggs
  • 1 cup whole milk
  • 1 Tbsp. Dijon mustard
  • 30 oz. shredded hash browns, frozen
  • 1 lb. cooked ham, diced (or breakfast sausage)
  • 1 1/2 cups cheddar cheese, shredded

Optional garnish ideas:

  • diced green onions optional
  • chives optional
  • hot sauce optional

Instructions

  • Heat olive oil in a medium skillet over medium-high heat. Add in onions and bell peppers and saute until vibrant, stirring occasionally. Add in garlic powder, salt and pepper. Stir. Right before the veggies are cooked, stir in the green chiles then remove from heat.
    1 Tbsp. olive oil, 1 red bell pepper, diced, 1 orange bell pepper, diced, 1 small white onion, chopped, 1/2 tsp. garlic powder, 1/2 tsp. salt, 1/2 tsp. pepper, 1, 4 oz. can diced green chilies
  • In a large mixing bowl, whisk eggs, milk and mustard together. Set aside.
    12 large eggs, 1 cup whole milk, 1 Tbsp. Dijon mustard
  • Grease the bottom of a slow cooker with non-stick cooking spray.
  • Place half of all of the ingredients in the first layer: half of the bag of frozen hash browns, diced ham, onion/bell pepper mixture and then cheese.
    30 oz. shredded hash browns, frozen, 1 lb. cooked ham, diced (or breakfast sausage), 1 1/2 cups cheddar cheese, shredded
  • Repeat layers again with remaining ingredients, ending with the cheese. 
  • Pour egg mixture over all of the ingredients in the slow cooker. 
  • Cook on low for 7-9hours. Garnish with diced green onions, chives, hot sauce etc. before serving.
    diced green onions, chives, hot sauce

Video

Notes

Great use for leftover ham, or can use breakfast sausage!

Nutrition

Serving: 1slice | Calories: 241kcal