2. After soaking in water, the dried Dendrobium can be used for cooking a variety of foods in addition to direct drinking. The water soaked in dried Dendrobium can be mixed with neutral ingredients such as rice and millet to cook porridge, which will make the cooked porridge more nutritious and sweet and attractive. After the dried Dendrobium is soaked in water, the soup can be taken out, or it can be mixed with ingredients such as tremella, longan and lotus seeds to make dessert, which will make the dessert have a faint medicinal fragrance and make the health care effect of the dessert more excellent.