Coffee is one of the most widely consumed beverages in the world. The name coffee came from the word Kaffa, a region in Ethiopia. The history of coffee started from far back 9^th century and originated from the highlands of Ethiopia and then spread to the rest of the world via Egypt and Europe. Many studies says that it act as one of the medicine for some illness like diabetes, cardiovascular disease to cancer and cirrhosis. Coffee is the world's sixth largest agricultural export in terms of value, behind wheat, maize, soybeans, palm oil and sugar.