Step1:These hard materials are washed and soaked with water for 2 hours. Add three times more water. Then boil over high heat.
Step2:Several easily cooked materials are to be used after cleaning. Wait for step one to boil over high heat, then add these materials. Turn to low heat to boil.
Step3:Boil them all and add some icing sugar. Simmer slowly until the soup is slightly thick.
Step4:Turn off the fire and get out of the pot.
Cooking tips:There are skills in making delicious dishes.