Chicken Essence Frog Leg with Cordyceps Militaris

Ingredient
450-500g frog legs (meaning the whole pieces)
1 king oyster mushroom (optional)
2 bottles chicken essence
8g cordyceps militaris (虫草花)
1/2 tbsp wolfberries
3-4 slices of ginger
4 garlic cloves (minced)
Spring onion (cut into length of a inch)

Marinade

1/2 tsp salt
1/2 tbsp chinese cooking wine 
1/2 tbsp grated ginger 

Methods
1. Rinse the frog legs and cut into small pieces, season with the marinade for at least 20mins.
2. Heat pan and saute garlic and ginger till fragrant.
3. Add in frog legs, mushrooms (cut into slices) and fry for a min.
4. Add in cordyceps militaris and wolfberries. Cover lid and cook until frog legs are just cooked.
5. Add in chicken essence and spring onion. Cover lid and once the sauce starts to boil, off the flame and serve.

What is Cordyceps Militaris and it's benefits? I have mentioned this before and the information is available at my Chicken with Cordyceps Militaris Soup recipe. http://yukiecody.blogspot.sg/2012/10/chicken-with-cordyceps-militaris-soup.html

Benefits of Chicken Essence? All I can remember is my mum would ask me to take it during examination period saying that it will make me less fatigue. More information is available at Brand's website http://www.brandsworld.com.sg/main.aspx?sid=1227