Best Espresso Machine Reviews Espresso's unique flavor is a result of high temperatures and pressure. A top espresso machine will allow you to get the most out of your coffee. This Breville model uses ThermoJet Thermocoil, which is the same thermocoil that is found in commercial machines. It's heated in https://www.coffeee.uk/products/gaggia-ri8423-espresso-machine-freestanding-manual-white