How to remove coffee stains from cups?

Add about a tablespoon of salt and scrub the mug until it is clean. The salt simply acts as a mild abrasive, getting into the stains and removing them. You can also use a lemon peel to scrub the salt into the mug. While the salt is an abrasive, the lemon is a bleaching agent, helping to eliminate the stains. read more

As you can see in the after photo above, there are a couple especially stubborn stains that even several minutes of scrubbing couldn't remove, but the difference is still impressive. If you've started to notice a brown residue on your coffee mugs and carafes, try adding an occasional baking soda scrub to your cleaning rotation. read more