1. Clean the ribs, put cold water into the pot and boil until tumbling, then remove it for later use
2. Transform scallions, ginger, star anise, dried hawthorn slices
3. Add pork ribs, hawthorn slices, ginger, green onions, star anise to the electric pressure cooker, and then add 1.2 liters of water.
4. Select the ribs button and wait for the end
5. Peel the yam and cut into pieces, and cut the corn for later use.
6. Pour the yam corn into the ribs soup
7. Add a spoonful of salt to taste
8. Select the button to open the lid and receive the juice and wait for the end to be eaten
