What ethnic groups are involved in the flower cake custom in Jiaodong?

Jiaodong flower cake is not only for eating, but also used for celebrations, sacrifices, gifts and other folk activities. On holidays, every household will steam some flowers as gifts for relatives and friends, which means that life is getting better and better.

The custom of flower cake in Jiaodong is an important part of folk activities, which expresses the psychological feelings and cultural connotations of Jiaodong people, strengthens folk situations and events, and is widely used in customs such as offering sacrifices, praying for a bumper harvest, being happy and auspicious, driving away evil spirits and giving gifts to relatives and friends.