What to Look For in a Professional Espresso Machine You'll require a machine that has the ability to control the pre-infusion. This is important for the development of flavor. PID temperature control is a feature that coffee experts are looking for in an espresso machine that is professional. If you're https://www-coffeee-uk29862.ka-blogs.com/83154722/buzzwords-de-buzzed-10-more-methods-to-say-buy-espresso-machine