Heat oil in a pan and sauté the chopped onion until golden.

Add chicken thighs and cook until browned on all sides.

Stir in turmeric and cinnamon, then add water to cover the chicken.

Simmer until chicken is cooked through.

Rinse the basmati rice until the water runs clear.

In a pot, bring water to a boil and add salt.

Add the rice and cook until tender.

Stir in butter and barberries just before serving.