Why Your Dedica EC685-K6 Is Producing Battery-Acid Sourness (And How to Fix It)
Your espresso is sour not because of your technique, but because your Dedica EC685-K6 lacks PID control and pre-infusion, leaving shots rushed and tasting like battery acid. Adjusting grind size and roast can help, but without precise temperature control, the machine’s design keeps your brews...










