What to Look For in a Professional Espresso Machine You'll need a machine with the ability to control the pre-infusion. This is crucial to develop flavor. Many coffee experts also look for PID temperature control in a professional machine. If you plan on hiring baristas without much experience, you'll require https://coffeee-uk26624.blogsmine.com/30308738/responsible-for-the-buy-espresso-machine-budget-12-best-ways-to-spend-your-money