How to Choose a Commercial Espresso Machine Commercial espresso machines can be costly and require regular maintenance and servicing by a trained technician. These machines may also require reworking the cafe's plumbing to meet the demands for water. A commercial espresso machine has multiple brewing groups and can be used https://www-coffeee-uk39389.life3dblog.com/29163091/the-next-big-event-in-the-coffee-espresso-machine-industry