If the stain is still visible, pour a small amount of baking soda over it, followed by a small amount of vinegar, which will bubble up. If the cloth doesn't remove the discoloration, Rub the mixture with a soft cloth. To avoid scratching the surface, follow the grain of the steel as you scrub.
Let's Get It Fixed!
HomeX virtual experts will assess your issue (for free!) and can resolve simple problems.