Tuning tipSour? Grind finer. Bitter? Grind coarser.

The Tuned Cup

Tune-Up · string B

Troubleshooting

What to check before you buy a new machine. Leaks, a brewer that won't brew or won't heat, blinking lights, Keurig problems one by one, and how long a coffee maker should really last.

Still tuning this one.

Leaks, machines that won't brew or won't heat, blinking lights, Keurig problems and how long machines last: those guides are on the bench right now.

Or tell the finder what's off

Still out of tune?

Tell us what's off and we'll find the fix.

    What's wrong with your coffee?