How Does Machine Espresso Work?
Machine espresso machine with frother uses precision pressure and incredible filter technology to produce the perfect cup of coffee. What exactly is it?
italian espresso machines is made by forcing hot water at high pressure through finely ground coffee. The process is similar to making drip coffee but the key difference is in the pressure.
The Group Head
As the name implies the group head is the place you place your portafilter when brewing barista espresso machine. It is responsible for dispersing water into the portafilter and controlling the pressure of the resulting extraction. There are many different types of group heads each with distinct advantages and disadvantages. Some are focused on temperature stability, while others on pre-infusion options, and others are designed to control the lever. There are some that include a mix of features, such as the E61 that is the most popular choice among baristas due to its capacity to offer multiple benefits in a single package.
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