1. Prepare ingredients.
2. Wash the corn and cut into pieces, and cut the ribs into pieces, wash and set aside.
3. Peel the yam and cut into pieces, soak in water for later use.
4. Boil the ribs with water in the pot, remove the blood, wash and set aside.
5. Bring water to a boil in a rice cooker, add ribs, yam, and corn.
6. Close the lid and press the soup button. Until the rice cooker prompts that the soup is ready.
7. When the soup pot is ready, add the chicken essence, salt and pepper, stir well and cook for 2 minutes, then sprinkle in the chopped green onion.
8. Put it into a bowl.
