Authentic Prawn Kung Pao Shrimp in Garlic Chili Sauce

My Chinese Restaurant cook gave me this recipe.
I wrote it down as best I could understand him.
I've made this with some variations, it is good.

Ingredients:
Chili pepper (dried)
Garlic (chopped)
Ginger (chopped)
White pepper (ground)
Salt to taste
Caster sugar (whatever that is)
Prawn (marinated)
Cashew nuts
Spring onion
Oyster sauce
Sesame oil
Soy sauce
Wine vinegar
Corn starch
Coriander leaf
Prawns
Cashew nuts
Corn starch
Soy sauce
Salt

Directions:
Marinated prawn with soy sauce, little bit of salt,
sugar and corn flour for a while.
Fry the prawn until crooked.
Meanwhile saute chopped garlic, chopped ginger
and dried chili until smell. ?
Add prawn and cashew nut on to saute, stir well.
Add oyster sauce, soy sauce, sesame oil,
rice vinegar, spring onion, little bit salt and sugar.
Melt corn starch with the little bit water
on the bowl and pour on to the pan, stir well.
Remove from the heat, serve on the plate
and garnish with coriander leaf.