Choosing the Best Ground Coffee For Your Espresso Machine If you have an espresso machine you will be looking to ensure that your ground coffee is of top quality. This is because espresso machines require a precise grind for maximum extraction. The water flows through the coffee grounds to extract https://www-coffeee-uk23067.like-blogs.com/29676619/a-reference-to-coffee-espresso-machines-from-beginning-to-end