The best way to clean aluminum foil facing after use is to gently wipe it with a soft, damp cloth to remove any residue or food particles. Avoid using abrasive materials or harsh chemicals, as they can scratch the surface. If there is stubborn residue, a mild dish soap can be used with warm water. After cleaning, dry the surface thoroughly to prevent water spots and potential damage. Regular cleaning helps maintain the appearance and functionality of the aluminum foil facing.