How To Fix Bad Espresso Shots

A big question I get asked is how to fix bad espresso. Your coffee comes out tasting bitter or sour, but even after adjusting you just can’t get good flavours out of it. What gives?

I’m going to talk about all the factors that might mess up your espresso, including:
– Changing Coffee
– Dialing your grinder too fine or too coarse
– Channelling and overextraction
– Using your bottomless portafilter to diagnose problems

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