What to Look For in a Barista Espresso Machine The espresso machine is one of the most complicated coffee machines available. It is comprised of three major parts. The bottom holds the water, and the middle is the filter-basket. This machine was a major hit and helped popularize home barista https://www.coffeee.uk/products/de-longhi-stilosa-ec260-bk-traditional-pump-espresso-coffee-machine