Interesting post on Scientific American, however this barista needs a reality check: a refractometer to make coffee ? I'd recommend a couple of place in my hometown (Bari) where baristas have no PhD but make the best coffee ever.
Interesting post on Scientific American, however this barista needs a reality check: a refractometer to make coffee ? I'd recommend a couple of place in my hometown (Bari) where baristas have no PhD but make the best coffee ever.