How a Coffee Espresso Machine Works Understanding how complex devices work can make them easier to use and appreciate. It can also help you decide which one is best for you. Two of the most important espresso machine elements are pressure and temperature. For the best flavor extraction water temperatures https://coffeeeuk77705.digitollblog.com/29609108/7-secrets-about-coffee-espresso-machine-that-nobody-will-share-with-you