Add cream cheese for an extra creamy texture.
Use evaporated milk for a richer, smoother sauce.
Toast breadcrumbs for a crunchy topping.
Mix in sharp cheeses like Gruyère for bold flavor.
Bake it with a layer of cheese on top for a golden crust.
Stir in cooked bacon or ham for added protein.
Blend roasted garlic into the cheese sauce for depth.
Use pasta water to thin the sauce perfectly.
Sprinkle smoked paprika for a subtle smoky kick.