Chung cake has become the most famous and irreplaceable traditional Vietnamese food during Tet holiday. Vietnamese traditionally pay tribute to ancestors through a feast of fruits, food, sweets, flowers and tea offered to deities and ancestors. Here chung cake plays the important role representing rice and nature in the water rice culture of Viet Nam. Main ingredients are glutinous rice, pork meat, and green beans. It is wrapped in a square of bamboo leaves that will give the rice a green color after it  is baked. The sticky rice must be very good and soak in water for a day. The rice cake is wrapped in square shape, and cooked for about 12 hours by wood. The green chung cake captures the essence of the earth and brings an unforgettable taste！