Marinate Salmon Fillets in Vinegar for 30 mts.The acids in vinegar infacts partly cooks the fish meat.
Meanwhile get the batter ready with 1 Tbsp Besan/kadalai maavu/Gram flour , 1 Tbsp curd, 1 Tbsp Chilli powder, Salt,1 egg, few drops of lemon.
Coat the marinated fish and deep fry crisp. Sprinkle chaat masala and serve with lemon wedges and onion slices. This is an excellent starter.