Stewed chicken.[file photo]

On the first day of Start of Winter, there is a custom, "nourishing the winter", in Southeast China, in places such as Fujian, Guangdong and Taiwan provinces. To prepare for the coming of a cold winter, people there like to eat high-calorie foods, such as chicken, duck, beef, mutton, and fish, which are usually stewed with the four traditional Chinese medicines: angelica, ligusticum wallichii, Chinese herbaceous peony and rehmannia glutinosa libosch, to enhance the effectiveness of the nourishment.