Wash the black-bone chicken first, cut into small pieces, and wash the yam and cut into pieces.
Put the black-bone chicken in the pot and first weld it with water, and remove the foam floating on the water.
Then open the fire
At this time, add pepper, anise, garlic and ginger.
Stew the fire for 20 minutes, then add the yam and stew together.
When the yam and black-bone chicken are cooked quickly, add salt, chicken essence, monosodium glutamate, a little fresh seasoning, and then cook for 10 minutes.