Ultimate Cheesy Hashbrown Casserole Breakfast My GoTo Recipe

Ingredients

• 30 oz (850g) frozen shredded hash browns, thawed
• ½ cup (115g) unsalted butter, melted
• 1 teaspoon salt
• ½ teaspoon black pepper
• 1 small onion, finely diced (about ½ cup)
• 1 tablespoon unsalted butter
• ¼ cup all-purpose flour (30g)
• 2 cups whole milk (480ml)
• ½ teaspoon salt
• ¼ teaspoon black pepper
• ⅛ teaspoon ground nutmeg (optional)
• 2 cups (225g) shredded cheddar cheese, divided
• ½ cup (55g) shredded mozzarella cheese
• 8 oz (225g) cooked breakfast sausage, crumbled
• 6 slices cooked bacon, crumbled
• 8 oz (225g) cooked ham, diced
• 6 large eggs
• ¼ cup milk (60ml)
• Salt and Pepper to taste