Masala prawns

Ingredients	For 10
Prawns	1kg
Red chillies	8 to 10
Garlic	½ pod
Cumin	¼ tsp
Salt	to taste
Vinegar	2 tbsp
Onions	1kg
Oil	50ml

Shell prawns, de-vein. Wash well. Grind to a fine paste, chillies, garlic, cumin and salt, using vinegar. Apply well on prawns. Set aside for half an hour. Heat the oil. Lightly fry chopped onions. Add prawns. Fry for 5 minutes. Cover and cook over a slow fire in its own gravy till done. Remove and serve hot.