What to Look For in a Barista Espresso Machine The espresso machine is among the most intricate coffee machines in the world. It has three main components. The bottom holds the water and the middle contains the filter-basket. This machine was a big hit and helped popularize home barista espresso. https://www.coffeee.uk/products/de-longhi-stilosa-ec260-bk-traditional-pump-espresso-coffee-machine