Soak basmati rice in a container for 30min.
Take a pan add oil,garama masalas,onions sliced,salt,gingergarlic paste mix well let the onions become into slight golden colour then add the chicken.
Spread the chicken evenly in the pan then add Biryani masala,green chillies,mint leaves,coriander leaves,lemon juice,red chilli powder,curd close the pan with the lid and cook for 10 min.
Take a bowl add water to cook rice, let the water boil, then add little oil,salt,zeera and soaked rice into it cook till the rice is done up to 90% once it is done remove it and strain the rice.
Now remove some chicken in another bowl then add rice,fried onions,mint leaves,coriander leaves,safron, then add chicken,min,coriander,safron,onion fried close it with a lid.
Now take bowl add all purpose flour make dough and seal the lid to avoid steam,keep it oven for 20min.