https://bojsen-list.thoughtlan....es.net/how-do-i-expl
https://gustafsson-oneill.tech....netbloggers.de/the-m
What to Look For in a Professional Espresso Machine You'll need a machine that can be controlled the pre-infusion, which is essential for establishing aroma and flavor. Many coffee experts also search for PID temperature control in an industrial machine. If plan on hiring baristas with no experience, you'll need a machine that's easy to use and quick to train