Mooncakes, originally a kind of offerings at the moon festival, later became a gift to each other folk. The West Lake Tourism Journal, said: "Folk to the moon cake to feed each other, take the meaning of reunion." Dong Po to "small cakes such as chewing the moon, there are crispy and syrup" to praise the moon cake . Legend has it that in ancient times, emperors had the ritual of sacrificing the sun in spring and the moon in fall. In folklore, there is also a custom of worshipping or sacrificing to the moon around the mid-autumn festival in August. "The moon is full on the fifteenth day of the eighth month, and the mooncake is fragrant and sweet on the mid-autumn festival," says the famous proverb, which describes the custom of eating mooncakes on the night of the mid-autumn festival in the city and the countryside. Mooncakes were initially used as offerings to the moon god, but later on, people gradually took the Mid-Autumn Moon Festival mooncake as a symbol of family reunion, and mooncakes slowly became a gift for festivals. Mooncakes were originally used by the Tang Dynasty to celebrate the victory of the army. During the reign of Emperor Gaozu of the Tang Dynasty, General Li Jing was victorious in his conquest of the Xiongnu, and returned in triumph on August 15th. At that time, some Turpanese merchants offered mooncakes to the emperor of the Tang Dynasty to celebrate the victory. Li Yuan, the first emperor of the Tang Dynasty, took the gorgeous cake box, took out the cake, pointed to the bright moon in the sky with a smile and said: "I should invite the toad with the Hu cake". After saying this, he distributed the cakes to his ministers and ate them together. Mooncakes symbolize reunion and are a must for the Mid-Autumn Festival. On the night of the festival, people also love to eat some watermelons, fruits and other fruits of reunion, praying for the family to live a happy, sweet and peaceful life. Mid-Autumn Festival to eat moon cakes, and the Dragon Boat Festival to eat dumplings, Lantern Festival to eat dumplings, as is the traditional custom of China's folk. Throughout the ages, people have taken mooncakes as a symbol of good luck and reunion. Every Mid-Autumn Festival, the moon in the sky, the family reunion, tasting cakes and enjoying the moon, talk about heaven and earth, to enjoy the happiness of heaven and earth. Mooncake, also known as Hu cake, Palace cake, small cakes, moon ball, reunion cake, etc., is the ancient Mid-Autumn Festival offerings to worship the moon god, passed down, it formed the Mid-Autumn Festival to eat the custom of mooncakes. Mooncakes have a long history in China. According to historical records, as early as in the Yin, Zhou period, Jiang, Zhejiang, there is a commemorative master Wenzhong's thin side of the heart of the thick "Master Cake", which is China's mooncake "ancestor". Han Dynasty, Zhang Qian's mission to the West, the introduction of sesame seeds, walnuts, moon cakes for the production of additional ingredients, then appeared in the walnut kernel as the filling of the round cake, called "Hu cake". Tang Dynasty, the folk have been engaged in the production of cake masters, the capital Chang'an also began to appear cake store. It is said that one Mid-Autumn Festival night, Tang Taizong and Yang Guifei enjoy the moon to eat Hu cake, Tang Taizong smacked "Hu cake" name is not good, Yang Guifei looked up at the bright moon, the heart surging, out of the mouth and "moon cake", and from then on "moon cake The name of "moon cake" will gradually spread in the folk. Northern Song Dynasty Royal Mid-Autumn Festival like to eat a "palace cake", folk commonly known as "small cakes", "moon ball". Su Dongpo has a poem: "small cakes such as chewing the moon, there are crispy and Yi." To the Ming Dynasty, the Mid-Autumn Festival to eat moon cakes in the folk gradually spread. At that time, the clever baker, the Chang'e moon mythological story as a food art pattern printed on the mooncake, so that the mooncake has become more popular Mid-Autumn Festival essential food. The Ming Dynasty Tian Rucheng "West Lake Excursions" said: "August 15 is called the Mid-Autumn Festival, the folk to the moon cake to send each other, take the meaning of reunion." Qing Dynasty, the production process of moon cakes has improved greatly, the variety is also increasing, for the moon moon cakes everywhere. Yuan Jinglan, a poet of the Qing Dynasty, wrote a long poem entitled "Mooncake Poem", which reads, "The light in the kitchen snatches the frost, and the steam kettle flows with liquid. The mooncake is kneaded with fine flour dust and dotted with rouge traces. Relatives feed each other, the festival is not allowed to neglect ...... children sitting reunion, cups and plates scattered mess" and other lines, from the production of moon cakes, friends and relatives to give each other moon cakes to set up a family feast and enjoy the moon, the narrative is exhaustive.