1. yam soup: peel yam, chop it up, boil it in clean water, add seasoning such as salt, onion, ginger and garlic, and cook until yam becomes soft. Add vegetables such as eggs and mushrooms and cook for a few minutes.

2. Stir-fried meat with yam: peel and slice yam, add vegetables such as bacon and mushrooms, stir-fry in a pot, and add seasonings such as salt, onion, ginger and garlic to serve.

3. Stewed ribs with yam: Wash the ribs, cook them in boiling water, remove and drain them, put them in a pot, add spices such as yam, onion, ginger and garlic, and add appropriate amount of water. When the fire boils, turn to low heat and stew until the ribs are soft.