Chicken Biryani

1kg5 chicken Rice 2kg Biryani masala 1 packet Yogurt 125g Coriandre powder 4tbs Red chilly 2tbs Salt 1tbs Ginger paste 1tbs Garlic paste 1tbs Oil 2tbs Tomatto paste as choise Lemon juice 2tbs Paprika 2tbs Marinate 1hour