Tangtuan (called "tangtuan" in Chinese) is made of glutinous rice flour wrapping, leaf fat, sugar and black sesame. The skin is thin, smooth, white and shiny. Glutinous Rice Dough Fried with Fat (Zhu-you-yang-su-hui) is one of the top ten snacks of Ningbo. It is made of steamed glutinous rice dough, leaf fat, sugar, black sesame and rose leaves.