what type of coffee beans for espresso
10 most extreme places on Earth. Coffee beans are the seeds of the coffee plant, which are found inside the coffee berry or coffee cherries. The beans are then processed, resulting in a saleable commodity that can then be brewed into the actual drink of coffee. The vast majority of coffee beans come from two species of coffee: Coffea arabica, and Coffea robusta. More than three-quarters of those sold in the world are a variety of Coffea arabica, while the bulk of the remainder is robusta, which is also known as Coffea canephora.