Coffee Machine Espresso Espresso coffee is made by pushing hot water under pressure through grounds. There's a lot going behind the scenes to ensure consistent quality. Temperature and pressure of water are the two main components. A good espresso machine will allow you to regulate these variables to ensure consistency https://www-coffeee-uk32597.ezblogz.com/61484078/12-stats-about-best-budget-espresso-machine-to-make-you-think-smarter-about-other-people