Coffee And Espresso Machines Espresso machines make use of pressure to force water through finely ground and tamped coffee beans. They make a rich, delicious cup. Good Housekeeping Institute experts recommend models that can be brewed with a minimum of 9 bars for a perfect extraction. Beware of manufacturers who https://www.coffeee.uk/products/ihomekee-3-5bar-espresso-and-cappuccino-machine-black