How a Coffee Espresso Machine Works Understanding how complex devices work will make them easier to use and appreciate. It can also help you decide which one is right for you. Pressure and temperature of water are two important aspects in espresso machines. Water needs to be between 195 and https://coffeeeuk99686.articlesblogger.com/52901078/how-to-build-a-successful-coffee-espresso-machine-if-you-re-not-business-savvy