Choosing the Best Ground Coffee For Your Espresso Machine If you have an espresso machine you will be looking to ensure that the coffee you grind is of the best quality. This is because espresso machines require a precise grind for the best extraction. Extraction is when water passes through https://coffeee66288.blogsvila.com/29932008/7-helpful-tips-to-make-the-most-of-your-coffee-espresso-machines