What to Look For in a Professional Espresso Machine You'll need a machine that has the capability to regulate the pre-infusion. This is essential to develop flavor. Many coffee experts look for PID temperature control in an industrial machine. If you're planning to hire baristas without much experience, you'll need https://coffeee-uk07504.eedblog.com/29879138/20-resources-that-will-make-you-more-efficient-at-buy-espresso-machine