How to Build a Professional Espresso Machine For coffee shops and cafes looking to attract customers with a passion for barista and espresso, this is a great option. It's an official machine for World Barista Championships, and it demonstrates. The barista can refill the reservoir with water throughout their shift. https://wwwcoffeeeuk19160.livebloggs.com/35997700/12-stats-about-espresso-machine-sale-to-make-you-think-about-the-other-people