What Does It Mean When Coffee Is Sour?

sour coffee comes down to two things: (1) bad beans and (2) bad brewing If the beans are under-roasted, they’ll taste grassy and sour. If they’re old and stale, they’ll have a really sharp lemony flavor. Why does my coffee taste sour? Overly acidic coffee tastes sour and harsh. This happens when coffee is over-roasted … Read more