To make the perfect shot of espresso, your machine must maintain the proper flow through the coffee grounds to extract the ...

Here’s how it works: finely-ground beans go in a pressurized portafilter basket that was scavenged from an entry-level prosumer espresso machine. Pour boiling water into the top of the cylinder ...

18-gram double espresso basket 18.0 to 18.4 grams 36 to 40 grams ... Anytime the tip of the steam wand is at the surface of the milk, the pressure will inject air bubbles that create foam.