https://www.coffeee.uk/product....s/sage-barista-expre
Buying an Espresso Coffee Machine Espresso machines heat water until close to boiling, and then force it through tightly-packed ground coffee into portafilters under high pressure. They can also be used to make milk-based drinks. Most espresso makers come with adjustable settings for the size of the drink and strengths. They may also feature proportional-integral-derivative (PID) temperature controls, which monitor and control on-off cycles to keep the boiler at an optimal brewing temperature. How do you
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