What to Look For in a Professional Espresso Machine You'll need a machine that has the capability to control the pre-infusion. This is essential to develop flavor. Many coffee experts also look for PID temperature control in the best machines. If you are planning to hire baristas with little experience, https://coffeeeuk06401.imblogs.net/79635946/20-tools-that-will-make-you-more-efficient-with-buy-espresso-machine