Marinate chicken cubes or pieces in above for 3-4 hours then barbeque or grill it.
Gravy:
Blend tomato puree, yogurt, colour, spices, cashewnuts and 2 tbsp cream into a smooth paste.
Braise onion in 4 tbsps butter till golden brown add the blended paste cook on low flame till nice aroma arises if it dries add little water.
Add chicken cubes and cook for 15mins. Remove from flame.
While serving garnish with coriander leaves and put a tbsp of cream (i prefer cream than butter)