1. Wash beef and cut it into small pieces, cut onion into chopped green onion and slice ginger.

2. Boil the water in the pot, then soak the beef in boiling water, remove the blood and foam from the meat, and take out the clean meat.

3. Heat the pot, add the right amount of oil, first add pepper, then add chopped green onion and ginger slices, stir-fry the beef, and then pour it into the pot and stir-fry. ...

When stewing beef, peel and cut the washed yam into pieces for later use.

5. Stew the beef for about an hour. When it is nearly fully cooked, put the yam slices in the pot and stew with the beef, and add the right amount of salt. ..