Record of the Origins of Things from the Song Dynasty lists various types of steamed buns, including four-colo…
Record of the Origins of Things from the Song Dynasty lists various types of steamed buns, including four-color buns, buns without filler, multicolored fried buns, sweet pork buns, lamb buns, Imperial College buns, bamboo shoot and pork buns, fish buns, and crab roe buns.