Add all the spices, both salts and rose petals and make a dry paste in a grinder.
In a large bowl add lime juice, oil and the dry paste, mix well and rub the paste on the chicken and marinate for an hour in room temperature.
Preheat the oven and at 180 C and prepare a baking tray with baking sheet on . Place the marinated chicken on the tray and foil loosely and cook for 1 hour and 30 minutes. Oc its cooked turn the oven to grill and make it crispy from sides for 5-6 minutes.