Banh chung is an indispensable symbol in the traditional Tet holiday. From time immemorial, every Tet comes, family members come back to prepare large pots of banh chung to welcome Tet. Because in each person's mind, banh chung is a dish that means reunion, the meaning of reunion simple but warm. In terms of ingredients, banh chung is made from things that are very simple and easy to prepare; combined with skillful hands of the person wrapping the cake. The main ingredients are sticky rice, dong leaves, meat, crushed green beans. Each ingredient is carefully selected to create the most delicious and rich food. As for sticky rice, people choose round seeds, not musty so that when cooked, they can smell the aroma of sticky rice. Green beans choose beans with a beautiful yellow color, cook well and crush them as filling. People will choose bacon or lean meat, mixed with ground pepper, minced onion. Another equally important ingredient is the dong leaf for wrapping the cake. In some other regions, people use banana leaves to wrap cakes, but the most popular is still the leaves. The stage of cooking is considered an important stage. Usually people cook cakes with dry wood, cook in a large pot, fill with water and cook for about 8-12 hours. This long cooking time is to make sure the cake is evenly cooked and pliable. When the water is boiling, the smell of banh chung is soothing. At that time, everyone began to feel the Tet atmosphere enveloping the house.