This Cottage Cheese Breakfast Casserole is a high-protein, make-ahead meal that’s perfect for busy mornings. Made with eggs, egg whites, cottage cheese, crispy bacon, Canadian bacon, and hashbrowns, it’s both filling and full of flavor. It bakes up golden and cheesy, making it a family-friendly breakfast or brunch option. Perfect for meal prep or to feed a crowd, this easy breakfast casserole reheats beautifully all week long.