Jiaozi is an indispensable delicacy in the New Year's Eve dinner in northern China. Northerners are used to wrapping a coin in jiaozi when wrapping jiaozi on New Year's Eve. When eating, whoever eats jiaozi with coins will make a fortune next year.
2. The dishes of the New Year's Eve dinner have an extra year's meaning.
In the south, fish always appear in the New Year's Eve dinner. It means that there will be enough food and clothes in the coming year.