Nettoli/ Anchovy/ Smelt/Fish Pickle

Recipe No: 148 Asha, can I make a recipe request? It's for Fish Pickle. I know the regular recipe, but I'm looking for something similar to what mummy (Valsa) makes. It has a lot of gravy in it, and if I'm not wrong, she grinds garlic, ginger, tomato, and rest of the stuff to get that thic..