Coffee Machine Espresso Espresso coffee is produced by forcing hot water under pressure into the grounds. There's a lot that goes behind the scenes to ensure consistently high-quality coffee. The key factors are temperature of the water and pressure. You can regulate these variables using a high-quality espresso machine for https://wwwcoffeeeuk66350.liberty-blog.com/29946424/how-to-explain-best-home-espresso-machine-to-your-mom