Nanxiang steamed stuffed bun. The Nanxiang Steamed Bun Restaurant was founded in 1900 and it is located at the Yuyuan Garden in Shanghai. It is famous for its thin skin, big stuffing, strong flavor and tender meat. Besides the use of refined flour and pork, the Nanxiang Steamed Stuffed Bun has many special ingredients. Water, salt, sugar, soy, sesame and ginger are added to make the stuffing.