Choosing the Best Ground Coffee For Your Espresso Machine If you have an espresso machine, you'll need to ensure that your ground coffee is of top quality. This is because espresso machines require a precise grind for the best extraction. The water passes through the coffee grounds to extract the https://www-coffeee-uk00639.blogoxo.com/29972952/why-coffee-espresso-machines-will-be-your-next-big-obsession