1. Duck soup Chinese medicine believes that yam and jujube have the function of invigorating spleen and benefiting qi, nourishing but not greasy. They are very suitable for people with weak spleen and stomach to cook porridge in summer, and both of them have the function of improving the body's immunity, which can effectively resist the decline of immunity caused by summer heat. Honey, milk, lotus root, tremella, soybean milk and lily can not only nourish qi and yin, but also nourish the stomach and produce fluid, which is a good diet for people with physical weakness, sweating and loss of appetite in summer. Sanyi tremella soup material: Dongguayi (the skin of winter melon is thin, don't bring pulp) is smaller than half or suitable; Cui Yi (watermelon skin is thin and there is no pulp) is less than half or appropriate; Two or two mung bean coats (mung bean skin, which can be used directly); Two or three tremella; A little honey. 2. Cut the skin of melon and watermelon into small pieces, wash mung beans and put them in a pot for 10 minutes, then drain the soup, remove the residue of melon skin and bean skin, and leave the soup for later use. 3. Soak tremella in clear water, wash it, put it in soup and cook for ten minutes, then add honey and cook for five minutes with low fire, and then cease fire. Take it after cooling. Sanyi Yiner decoction can replenish body fluid, prevent collapse, clear away heat and promote diuresis, relieve summer heat and relieve annoyance, and also has the functions of diuresis and prevention of urinary tract infection. Especially the elderly, children and people in poor health. The five ingredients of the soup are five Chinese medicines. The most important thing is to keep enough sleep, outdoor exercise and a healthy mind.