1, sweet potato is a snack. Formally written as "mochi", also known as mochi, mochi is a kind of sticky rice flour or other starch made of mochi, is a kind of flexible and sticky food, from China. In Japan, it is called cake, but it is actually rice cake (the big difference between Chinese and Korean rice cake is that Japanese rice cake is softer and less tough). In the mainland is also called grass cake, Zhejiang region is also directly called hemp set of claims, actually called mochi.

2, mochi in Dongyang, Yongkang and other places is a unique kind of glutinous rice food, folk building, planting and lunar July half almost every household to eat. The market is also often sold, but only the suburbs of the city of Tianzhai mochi is the most prestigious. Mochi is a specialty of Zhejiang Province, Jiangxi Province and Gulangyu Island, and is also a traditional snack of the Fujianese people and an offering during their rituals. Mochi is dried and steamed, fried, roasted and stir-fried.