Rock sugar red date white fungus soup is a traditional specialty dessert snack. Tremella is rich in nutrients. It contains protein, fat, and various amino acids, minerals, and liver sugar. Tremella also contains liver sugars such as trehalose, polypentose, and mannitol. It has a high nutritional value, has a righting and strengthening effect, and is an advanced nourishing supplement. Tremella quality is called white fungus. It is known as the "crown of bacteria", it is not only a valuable nutritional tonic, but also a tonic and strong tonic. The royal nobles of all ages regarded Tremella as "a product that prolongs life" and "good medicine for immortality."