Hash Brown Casserole with White Sauce is a comforting and delicious dish that is perfect for breakfast or brunch. This casserole features crispy and golden hash browns layered with a creamy and flavorful white sauce. The white sauce is made with butter, flour, milk, and cheese, creating a rich and creamy base for the casserole. The hash browns are then baked until they are crispy on the outside and tender on the inside. This Hash Brown Casserole with White Sauce is a crowd-pleasing dish that is sure to become a family favorite.