Goan Shrimp curry

heat oil in a heavy pan add garam masala whole ,add chopped onions ,salt and cook till they are golden brown add turmeric, ginger garlic paste and the ground mixture ground mixture-red chilli and cumin soaked in vinegar and warm water(little) chopped tomatoes,grated coconut,mustard shrimp and make fine paste add coriander pdr , pepper pdr and cook till oil ozzes out add water to the consistency of the gravy you need and add shrimp and cook for 7-10 min add pinch of sugar add gr chillies and check seasoning finish off with coriander leaves enjoy with a bowl of rice