What to Look For in a Professional Espresso Machine You'll need a machine that has the ability to control the pre-infusion process, which is crucial to develop flavor and aroma. PID temperature control is also an option that many coffee experts look for in a professional espresso machine. If you're https://coffeee72260.tblogz.com/there-are-a-few-reasons-that-people-can-succeed-in-the-buy-espresso-machine-industry-43947812