An espresso machine is a type of strong black coffee made by forcing steam or boiling water through ground dark-roast coffee beans. The Expresso machine is the most common machine for making coffee in southern, Europe, especially in Italy , France, Spain, and Portugal. It is also popular in Switzerland, Greece, and Australia. They produce a small shot of full boiled intensely flavored coffee that has a fourth golden layer on top called crema. Espresso-making…