Yin si juan
First, baking soda is added to flour, and are mixed thoroughly. The dough is then stretched and multiplied (similarly to lamian), and lard is rubbed over the noodles. Additional flour would be mixed with sugar and made into wrappers 3 mm thick, and the noodle section is wrapped in. The resulting product would first be baked for six to seven minutes, and then either steamed or baked again until it turns golden brown.