Best Espresso Machine Reviews The Distinctive flavor of espresso is a result of high temperatures and pressure. If you wish to make the most of it, the top espresso machine is crucial. This Breville model makes use of ThermoJet Thermocoil. It's the same thermocoil that is used in commercial machines. https://www.coffeee.uk/products/salter-espirista-coffee-machine-with-milk-frother