When Chen Fan came to Zhang Sige's house, a group of people were busy cleaning the mortar on the terrace.
To be precise, it is called a "dui mortar", which is a round stone cave, and of course, there are also square ones. The stone inside is hollowed out as a container, which can be used to pound rice and beat glutinous rice cake.
When cleaning the mortar, first use cold water and then hot water to ensure that it is clean. Then dry the water with a clean dry cloth, and wait for the glutinous rice to be in place.
In the whole area south of the Yangtze River, including Guangdong, Guangxi and Hainan, there is a custom of playing glutinous rice cake during the Spring Festival.
Clear the glutinous rice