Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     1/2  ounce         white fungus -- (tremella), (15 g)
     1/8  ounce         chinese wolf-berries -- (5 g)
   1                    egg white -- beaten
     5/8  cup           rock sugar or granulated sugar -- (150 g)
   3 1/2  tablespoons   granulated sugar -- (50 g)

Preparation:

1.Soak the white fungus in warm water for 1 hour. Rinse, remove the stems, and cut away any discoloured or hard parts. Wash wolf-berries and drain. 2.Bring 8 cups of water to a boil in a large pot. Add the beaten egg white, rock sugar and sugar, stirring constantly. Skim off any foam and continue boiling until the water turns clean. 3.Add the white fungus and wolf-berries and return to a boil. Cover the pot and simmer over low heat for 1 to 1 1/2 hours. Remove and serve. Notes: An early version of this dish dates back to the Tang Dynasty. It used to be served at imperial banquets, and is thought to be a tonic for the eyes and lungs.