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.

[Rulof Maker] is a master at making things from salvaged parts, and being an Italian lover of espresso coffee, this time he’s made an espresso machine. The parts in question are a piston and cylinder ...

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 ...