Coffee Ratio LabTroubleshooting
Fix bitter, sour, weak or muddy coffee.
Coffee problems almost always come down to five things: grind, ratio, temperature, time and freshness. These troubleshooting guides show you how to diagnose the cause from the taste in your cup. For instant answers, try the Fix My Coffee tool.
All troubleshooting (3)
Why Is My Moka Pot Leaking? 6 Causes and Simple Fixes
Find out why your moka pot leaks from the middle, the valve or the base, with a quick diagnosis chart and step-by-step fixes for gaskets, threads and grounds.
Why Does My Coffee Taste Bitter? A Fix-It Chart for Every Brew Method
Find out why your coffee tastes bitter and how to fix it, with causes and quick fixes for drip, pour over, French press, moka pot, AeroPress and espresso.
9 French Press Mistakes That Make Your Coffee Muddy (and How to Fix Them)
Gritty, bitter or weak French press coffee? These nine common mistakes explain why, with simple fixes for grind, ratio, timing and cleaning.
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