1.While pressure cooking curry make sure that water is not added in large quantity.Even if much water content is available then reduce the quantity of water added while cooking rice.
2.If basmati rice is used then make sure to soak the rice for about half an hour.
3.If one is using cooking vessel instead of pressure cooker then the curry and rice can be mixed in a cooking vessel and cooked together until rice is done.
4.Spices such as cloves,cardamoms can be added too to enhance the flavor of the dish.