Coffee and Espresso Machines Espresso machines use pressure to push water through finely ground and tamped coffee beans. They create a rich, flavorful brew. Experts from the Good Housekeeping Institute recommend models that brew with the minimum pressure of 9 bars to get the best extraction. Beware of manufacturers who https://coffeeeuk50470.blog-eye.com/29878373/introduction-to-the-intermediate-guide-towards-espresso-machine