image creditEspresso is both widely drunk and misunderstood, and when asked precisely what he term means, most people can't come up with a satisfying answer. That's because it turns out to be much easier to talk about what it is not than what it actually is.
Surprisingly, there is no real definition of espresso - there are certainly elements that the experts agree on, but there are no codified guidelines, no explicit recipes. So, what is espresso?
