Mooncake is a Chinese bakery product traditionally eaten during the Mid-Autumn Festival (8 September). On that day, people sacrifice moon cakes to the moon as an offering and eat them for celebration .Typical mooncakes are round pastries, diameter about 10 cm and thick about 3–4 cm.The mooncakes have 2 part.The first part is crust,include lard or vegetable oil and the second part is filling,include lotus seed paste may be contain yolks from salted duck eggs. Chinese people are usually eaten in small wedges with Chinese tea. In Thailand the focus of the celebrations will be along the Yaworat Road. but they are also found in stalls of large supermarkets. Durian-filled mooncakes are ones of the most popular sold, especially with one or two salted egg yolks.