Southern Malaysian prawns

A real winner this one. Thanks to Mum for the recipe. Serves 4


1 tsp oyster sauce
1 tsp dark soy sauce
half tsp sugar
2 tsps rice wine or dry sherry
3 tblsp oil
85g shallots
1 and half tsp ginger finely chopped or grated
5 cloves garlic finely chopped
chillies to taste
1 tblsp yellow bean sauce
1 tsp curry powder
10-15 curry leaves
450g raw prawns deveined etc
salt perhaps but I think not

combine oyster sauce, soy, sugar, rice wine,and 4 tblsp water in small bowl...stir
  Pour oil into wok, medium heat, add shallots, ginger, garlic and chillies. stir rapidly for 1 minute
Add bean sauce. stir
Add curry powder, stir
Add curry leaves and prawns stir
Add oyster sauce mixture, stir
Cover, reduce heat cook for about 2 mins or till prawns are done
Remove lid, increase heat, stir once or twice then serve