Mooncake is a traditional Chinese pastry, typically enjoyed during the Mid-Autumn Festival. These round or square cakes symbolize reunion and harmony. They are often filled with sweet or savory ingredients, such as red bean paste, lotus seed paste, or salted egg yolks. Mooncakes come in various styles and flavors, reflecting regional differences across China. Some popular types include Cantonese mooncakes, which are baked and have a thin crust, and Shanghai mooncakes, which are flaky. They are usually shared among family and friends, emphasizing the importance of togetherness during the festival.