Broiled Fish with Lemon Grass

This is one of my favorite way to grill large fish like Milkfish, Maya maya,etc.

Ingredients:
1 750 g whole fish, cleaned, intestines removed
1 stalk of lemon gras, tied like a knot
1 tbsp. grated ginger
2 onions, chopped thinly
1 tbsp. olive oil
2 tbsp. lime juice
3 tbsp. soy sauce
1/2 tsp. tumeric powder
1/2 tsp. garlic powder
1/2 tsp. ginger powder
salt and [...]