1. Chop the white striped chicken, blanch it for more than ten minutes, and then clean it. Peel the yam and cut it into hob blocks.

2. Boil the oil in the pot, add ginger and garlic (peeled ginger) into the pot, pour the chicken pieces with black pepper, and stir fry for ten minutes. Add enough boiling water.

3. Bring the fire to a boil, add a few slices of ginger and star anise 1, and roll again 15 minutes. After switching to medium fire 1 hour, add yam and salt.

4. Stew for another 20 minutes until the juice is a little sticky.

Chuanxiong and yam can make soup together. Chuanxiong tonifies blood and qi, regulates menstruation, promotes blood circulation and relieves pain. It is often combined with Radix Paeoniae Rubra, Radix Rehmanniae Preparata and Notopterygii Rhizoma to form Siwu Decoction, which is given to patients with deficiency of both qi and blood. The effect of yam is sweet and flat, and the key is to treat diarrhea due to spleen deficiency. For example, Shen Ling Baizhu Powder composed of Radix Codonopsis, Coicis Semen, Scutellariae Radix, Coicis Semen and other therapeutic drugs can treat diarrhea due to spleen deficiency. Liuwei Dihuang Pill is also used to treat frequent nocturnal emission, backache and tinnitus caused by kidney deficiency.

Yam can be matched with Chinese herbal medicines, so eating it together has great nourishing and conditioning effects on the human body. For example, yam can be eaten with red dates, which can strengthen the spleen and stimulate appetite; You can also eat it with wax gourd, which is good for lowering blood pressure; The combination of yam and medlar can give full play to the practical effect of nourishing and keeping in good health; The combination of yam and kidney bean can improve the immune ability of the body, which is very suitable for middle-aged and elderly people.

Dioscorea opposita is a common edible Chinese herbal medicine, which can be matched with related ingredients to ensure physical and mental health. The nourishing function of yam has a series of functions such as tonifying kidney, promoting digestion, strengthening spleen and nourishing stomach. For many patients, the combination of yam and jujube is ideal. It can nourish blood, strengthen spleen and stimulate appetite. Whether steaming or boiling, it can have a very good practical health care effect.