1. Ingredients: potatoes (washed and peeled), duck bones
2. Put the cleaned and peeled potatoes on the cutting board and cut them.
3. Next, put the duck bones and the cut potatoes into a pot of clean water and boil until the potatoes are cooked and tender.
4. Then, add the right amount of soy sauce.
5. Add the right amount of salt.
6. Season to mix and serve.
