The green color of Tomb-Sweeping Day's traditional food Youth League was originally taken from wormwood. Wormwood is a common weed. During Tomb-Sweeping Day, people will pick its young leaves and make green balls.

Qingtuan is a special food. It is a glutinous rice balls made of glutinous rice flour and millet flour, and its outer layer is covered with sesame seeds, red bean paste or laver, showing a blue or purple color. Among them, cyan green balls are often made of wormwood.

The green color of the green ball originated from the green juice made from the leaves of wormwood. When making green balls, glutinous rice flour and wormwood leaves are mashed and mixed to form glutinous rice balls. The advantage of this is that it can not only make the youth league present a unique cyan color, but also be beneficial to health. It is said that wormwood has the functions of clearing away heat and diminishing inflammation, and can also prevent the occurrence of infectious diseases. Therefore, eating the Youth League also has the symbolic significance of Qingming ancestor worship.

In addition to wormwood, the green color of the green group can also be made from other ingredients, such as leaves of arhat bamboo shoots and tea. These ingredients are rich in natural pigments, which can be used to make green green green balls. However, no matter what kind of ingredients are used, it is necessary to pay attention to details and skills in making green balls, and master the temperature and humidity in the cooking process to make the green balls soft in taste and bright in color.

The green color of Tomb-Sweeping Day's traditional food Youth League was originally taken from wormwood. This herb not only endows the youth with unique color and taste, but also is beneficial to health. Whether it is wormwood, Luohan bamboo shoots or tea, making green balls needs to pay attention to skills and details in order to make delicious food with soft taste and bright color.