Make-Ahead Tater Tot Breakfast Casserole - Fabulessly Frugal

Ingredients

• 1 pound ground breakfast sausage
• 2 1/2 cups shredded sharp cheddar cheese (divided)
• 2 cups whole milk
• 3 large eggs
• 1/2 teaspoon pepper
• 1/2 teaspoon onion powder
• 1/8 teaspoon salt
• 2 pounds frozen tater tots
• 3-4 green onions (sliced)
• 4 slices bacon (cooked crisp and crumbled)