Coffee and Espresso Machines Espresso machines utilize pressure to force water into finely ground and tamped beans. They make a rich, tasty brew. Experts from the Good Housekeeping Institute recommend models that brew with a minimum pressure of 9 bars in order to achieve optimal extraction. Beware of manufacturers who https://www.coffeee.uk/products/veaton-super-automatic-espresso-coffee-machine-19-bar