What to Look For in a Professional Espresso Machine You'll want a machine which can control the pre-infusion process, which is crucial to develop aroma and flavor. Many coffee experts also search for PID temperature control in the best machines. If you're planning on hiring baristas with no experience, you'll https://coffeee38508.onesmablog.com/five-things-everybody-gets-wrong-about-buy-espresso-machine-70206318