This wild vegetable is called Qing cuisine.
Qingming Baba is one of the specialties in Xuancheng and other places in southern Anhui, also known as Artemisia Baba. Every year during the Qingming Festival, Artemisia ordosica is green. People pick it, wash it, mix it with glutinous rice, and then grind it into powder as dough. Its stuffing includes bamboo shoots, bacon, sauerkraut and tofu, which are cooked with garlic sprouts. It is delicious. Then wrap them in dough, make them into steamed buns one by one, steam them in a steamer for about 3 minutes, and you can eat them.
expanded information
1. Qingming cuisine, the name of traditional Chinese medicine. It is the tender stem and leaf or aerial part of Gnaphalium affine D.Don, a plant of Compositae. Distributed everywhere. It has the effects of expelling pathogenic wind, relieving exterior syndrome, resolving phlegm and relieving cough. Mostly used for cough with excessive phlegm, asthma, cold, bean disease, muscle and bone pain, abnormal leucorrhea, carbuncle swelling and so on.
2. According to legend, the Emperor Jianwen of the Ming Dynasty fled from Nanjing to Guizhou Province after the "Jingnan Change", looked at the white clouds and disappeared. He cut his hair and became a monk in Baiyun Mountain in Changshun County, and recited the scriptures and worshiped the Buddha all day long. After the local people in Changshun learned that Emperor Jianwen had disappeared from Baiyun Mountain and cut his hair into a monk, people went up the mountain to worship Buddha on February 19 and June 19 of the lunar calendar every year. Every time they go to Baiyun Mountain to worship Buddha, the local people have to bring home-made cakes that everyone thinks are the best as sacrifices. Occasionally, after tasting the food cake brought by everyone, Emperor Jianwen was full of praise. Knowing that the main ingredient of this cake was Qing Ming cuisine, he named it "Qingming Ba".
Reference
Liangping, Chongqing: Every household eats clear dishes and has a clear day-People's Daily Online.