Which ethnic flavor food is big cake in China? [Folk custom]

Big cake is a famous traditional flavor food of Korean nationality. Because it is made by putting glutinous rice into a trough and beating it with a wooden pestle, it is named "big cake". Generally, there are two kinds of cakes, one is white cake made of glutinous rice and the other is yellow cake made of yellow rice. The way to make a cake is to soak rice in water for a period of time, then take it out and steam it in a pot. Put the steamed rice into a wooden trough or stone trough and beat it repeatedly with a wooden pole. Generally, two people stand face to face at the edge of the trough and beat each other alternately, or one person beats, and one person turns the cake dough below and beats it evenly. So, a delicious cake was made. Koreans like to eat cakes with a long history. On New Year's Day, old people's birthdays, children's birthdays, wedding celebrations and other major festivals, cakes are indispensable food on the table. So, once you see a woman busy making cakes happily, you know there must be something happy in this family. Making cakes is not only used for eating or entertaining guests, but also a gift from relatives and friends. At the same time, making cakes also plays a key role. A Korean proverb "Eating cake in summer is like eating ginseng" illustrates this point.