Sunshine Breakfast Casserole

Ingredients

• 6 eggs
• 1 cup milk
• 6 oz. cheddar cheese, grated
• 1-lb sausage or bacon, crumbled
• 4 Hash brown patties, frozen
• 1 teaspoon salt
• 1/2 teaspoon pepper
• 1/2 teaspoon dry mustard
• 1/2 cup chopped onion