Biryani originated in Persia and might have taken couple of different routes to arrive in India. Biryani is derived from the Persian word 'Birian'. In Farsi, Birian means 'Fried before Cooking'.
In the olden days, rice was fried (without washing) in Ghee (Clarified butter).But much ghee is not preferred today as people are more health conscious now. Prawns Biryani is a complete meal and the taste is quite different from the usual chicken and mutton Biryani. This prawn biryani is a wholesome m