The traditional Papua New Guinean diet is largely vegetarian. Pigs and chickens are typically only eaten on special occasions. Taro, sago and yams are the three major staples of the Papua New Guinean diet. Sago is a starchy substance obtained from the sago palm. Taro is a root vegetable that is eaten in many different cultures around the world and has a rich history, with many possible recipes. The leaves of the taro plant are also used as a vegetable. Taro root is easily digestible and the leaves are a good source of vitamins A and C.