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Easy Make-Ahead Breakfast Casserole Recipe

Shaziya
This Easy Make-Ahead Breakfast Casserole is a game-changer for busy mornings, combining creamy eggs, savory sausage, and golden potatoes in one hearty dish. With just 40 minutes of prep and 45 minutes of baking, you’ll have a flavorful, crowd-pleasing meal ready to enjoy or store for later.
Prep Time 40 minutes
Cook Time 45 minutes
Servings 10 people

Ingredients
  

  • 12 large eggs
  • 3/4 cup whole milk 6 fl oz/180 ml
  • 1/2 cup heavy cream 4 fl oz/120 ml
  • 1 pound uncased ground sausage 16 oz/450 g, cooked
  • 2 cups shredded sharp cheddar cheese 7 oz/200 g
  • 1 cup defrosted and drained frozen spinach 8 oz/225 g (or veggies of your choice)
  • 1/2 medium onion diced
  • 2 cloves garlic crushed
  • 1 teaspoon salt
  • 1 teaspoon black pepper
  • 4 cups cubed, stale bread 6 oz/170 g

Instructions
 

  • Preheat the oven to 375°F (190°C) and butter a 9x13-inch (23x33 cm) baking dish. Set aside.
  • In a large bowl, whisk eggs, milk, and cream until well beaten.
  • Stir in the cooked sausage, cheese, spinach, onion, garlic, salt, and pepper.
  • Finally, stir in the bread cubes until well coated and transfer to your prepared pan.
  • Let the mixture sit on the counter for at least 30 minutes to allow the bread to absorb the liquid. Press down the bread so it is submerged in the liquid. (Note: you can make this up the night before and allow it to soak overnight in the fridge.)
  • Bake for about 45 minutes, until the casserole is slightly puffed and firm and a knife inserted in the center comes out clean.
  • Let the dish rest for 10 minutes before serving. Store leftovers in the refrigerator for up to 3 days. To reheat, cover and place in a 300°F (150°C) oven for 15 minutes or warm up in the microwave.
Keyword breakfast casserole, easy breakfast recipe, healthy morning dish, make-ahead meals, overnight casserole
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