Hash Brown and Egg Casserole

INGREDIENTS

• 1 (2 pound) package frozen hash brown potatoes, thawed
• 1 pound pork sausage
• 1 small onion, diced
• 5 eggs
• 1/2 cup milk
• 1/2 teaspoon onion powder
• 1/8 teaspoon garlic powder
• salt and ground black pepper to taste
• 12 ounces shredded Cheddar cheese