Beans to Cup Coffee Machine Basically, they use high pressure to force hot water through ground beans, and then combine this with foam or milk depending on the beverage you prefer. They are perfect for offices and other non-hospitality workplaces who require a quick, convenient way to make excellent coffee. https://telegra.ph/15-Startling-Facts-About-Coffee-Machines-From-Bean-To-Cup-Youve-Never-Known-03-22