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 consistently high-quality coffee. The main factors are temperature of the water and pressure. You can regulate these variables with a good espresso machine to ensure consistency https://wwwcoffeeeuk71680.blogdiloz.com/29188451/10-copyright-on-pinterest-to-follow-about-best-home-espresso-machine