Sweet potato powder is a powder made of sweet potato starch, which is dark in color and coarse in particle size. Sweet potato flour, like corn starch, will be sticky after being dissolved in water and heated.
Sweet potato flour can generally be used to make sweet potato vermicelli, yam jiaozi, sweet potato omelet, sweet potato cold noodles and other delicacies. Jiaozi is a traditional snack in qingtian county, Lishui City, Zhejiang Province. Local people will treat jiaozi as a delicious snack on festivals such as Dragon Boat Festival and Spring Festival.