Choosing the Best Ground Coffee For Your Espresso Machine If you own an espresso maker you'll need to ensure that the coffee you use is of the highest quality. This is because espresso machines require a fine grind for the highest extraction. The water passes through the coffee grounds to https://coffeee-uk94017.mybjjblog.com/how-coffee-espresso-machines-its-rise-to-the-no-1-trend-in-social-media-43195334