Benefits of an Espresso Machine In an espresso machine, hot water is forced under pressure to a high temperature through finely ground coffee beans. This creates a smooth, rich drink referred to as espresso. The first espresso machines were steam-powered. They utilize one boiler to brew multiple drinks at once. https://www-coffeee-uk04163.blogpayz.com/29839060/buy-espresso-machine-the-good-the-bad-and-the-ugly