BENGAL LANCERS SHRIMP CURRY

1 kg medium size Shrimps / Prawns cleaned and de-veined
3 tomatoes chopped
3 onions sliced finely
2 teaspoons chillie powder
½ teaspoon turmeric powder
1 teaspoon cumin powder
1 teaspoon coriander powder (optional)
Salt to taste
1 teaspoon garlic paste
1 teaspoon ginger paste
3 tablespoons oil
2 tablespoons vinegar

Marinate the shrimps / prawns with the chillie powder, turmeric powder, cumin powder, coriander powder, vinegar and salt and keep aside for 15 minutes.
Heat oil in a pan and fry the onions till golden brown. Add the garlic paste, ginger paste and tomatoes and fry till the tomatoes turn pulpy. Add the marinated prawns / shrimps and mix well. Add 1 cup of water and cook on medium heat for about 20 minutes till the prawns / shrimps are cooked. Serve with rice, Bread or Chapattis