1. Wash chicken chop and control water
2. Drop into boiling water to remove blood stains
3. Remove the chicken pieces and put them in a saucepan, pour in some water, add a little vinegar, a piece of ginger, and simmer for 3 hours.
4. After the meat is simmered, add the potato pieces and add the right amount of salt
5. Potato chicken soup is done in 20 minutes
