Cheesy Sausage and Potato Breakfast Casserole

Ingredients

• 1.5 pounds potatoes , peeled
• cooking spray
• 1 , 16 ounce
• 1 sweet onion , chopped
• 7 large eggs
• 1 , 8 ounce
• 0.5 cups milk
• salt and ground black pepper to taste

Instructions

1. 1

   Preheat the oven to 450 degrees F (230 degrees C).

2. 2

   Prick potatoes several times with a fork and place onto a baking sheet.

3. 3

   Bake in the preheated oven until potatoes are soft, 50 to 60 minutes. Remove potatoes from the oven and let cool until safe to handle, at least 15 minutes.

4. 4

   Reduce oven temperature to 350 degrees F (175 degrees C). Spray a 9x13-inch baking dish with cooking spray.

5. 5

   Heat a large skillet over medium-high heat. Cook and stir sausage in the hot skillet until browned and crumbly, 5 to 7 minutes. Transfer sausage to a medium bowl. Sauté onion in the same skillet until translucent, about 5 minutes. Transfer onion to cooked sausage in the bowl.

6. 6

   Add eggs, 1/2 of the Cheddar cheese, milk, salt, and pepper to sausage-onion mixture in the bowl. Mix until well combined.

7. 7

   Grate potatoes and add to egg mixture in the bowl. Stir until evenly incorporated, then pour into the prepared dish. Sprinkle remaining Cheddar cheese on top.

8. 8

   Bake in the preheated oven until heated through and cheese is melted and bubbly, about 35 minutes.