The elderly should drink more chicken soup in summer to maintain their health.

　　Drinking duck soup in summer can not only replenish excessive consumption of nutrients, but also eliminate the discomfort caused by the heat. People with low fever, weakness, little food, dry stool and edema are most beneficial to drink duck soup. Here are some duck soup options:

　　Water chestnut teal soup:

　　100 grams of water chestnuts (water chestnuts), 1 teal duck, 20 grams of green onions, 15 grams of ginger, 20 grams of cooking wine, and a little salt. Method: Remove the feathers and internal organs of the duck, peel the water chestnuts, cut them in half, cut the onions into sections, and slice the ginger. Put the duck into the pot, add the water chestnuts and seasonings, add an appropriate amount of water, bring to a boil over high heat, then simmer until the duck is cooked.

　　Winter melon and teal soup:

　　1 piece of old winter melon (about 800 grams), 1 teal, appropriate amounts of lentils, dried lotus seeds, and rushes.

　　Method: Cut the winter melon into mahjong-sized cubes with the skin on. Put the ingredients into a pot and add water. Bring the water to a boil over high heat, then lower the heat and simmer for two hours. Add salt and serve. Note: It is not recommended to eat lentils, dried lotus pods, and rushes.

　　Honeysuckle teal soup:

　　25 grams of honeysuckle, 1 teal, 2 figs, 1 piece of tangerine peel, 2 pieces of fresh ginger, 1000 ml of water, a little salt. Method: Wash the honeysuckle and teal, put them into boiling water and cook for 5 minutes, take them out; wash the tangerine peel, soak it until soft and scrape off the capsules; boil 1000 ml of water, add the honeysuckle, teal, figs, tangerine peel and ginger to the pot and bring to a boil, then simmer for two and a half hours and add salt to taste.