Ingredients:

Several shiitakes

Some wolfberries

1 big whole chicken leg

Ginger slices

Salt

Chopped spring onion

Put chicken leg, shiitake, ginger slices and wolfberries in a deep pot. Add in enough water covers all ingredients. 

When water boils, turn to low heat. Cover the lid. And simmer for at least 40 mins.

Sprinkle some salt and chopped spring onion. Cover the lid for another minute.