Stem and deseed the Kashmiri Chillies and allow them to soak in the Vinegar for an hour
Grind the Chillies with the Vinegar, Cumin seeds and Peppercorns till it’s a smooth paste
Heat 1 or 2 tbsps of the Oil and add the Prawn or Shrimp with the Turmeric
Once the Prawn or Shrimp is cooked remove and keep aside
Add most of the Oil and add the Onion and allow it to get a nice light golden brown
Add the finely chopped Ginger & Garlic and saute for another 5 mins
Add all of the red masala paste and add a tbsp of Vinegar if needed to free all the masala paste
Add the cooked Prawn or Shrimp
Add the rest of the Oil and Salt & Sugar to taste
Bottle and store in a cool place for about a week before consuming