We get it — Keurig maintenance isn't at the top of anyone's to-do list. But neglecting those routine cleans is a surefire way to end up with a moldy machine.

No one wants a cup of coffee with that sour taste that accompanies mildew or mold built up in the machine. Here are ways to get rid of this in your home brew.

Say goodbye to mystery odors and caked-on grime.