2. Peel the yam and cut it into small pieces.
3. Steam in the pan and mash for later use.
4. Put the chopped pork and mashed yam together in the container.
5. Add egg white, Jiang Mo, cooking wine and salt, and mix and stir.
6. Pour the soy sauce in one direction and stir as much as possible to make the meat stronger.
7. Wash carrots, peel and cut into thin slices, and knead the meat into balls the size of table tennis balls.
8. Put the prepared meatballs on the carrot slices and put them on the plate. Add appropriate amount of water to the steamer to boil, and steam the meatballs in the fire for about 8 minutes until cooked.