This classic Indian dish is made with marinated chicken cooked in a creamy, spicy tomato-based sauce. The chicken is marinated in yogurt and spices, then cooked in a tandoor oven or grilled. The sauce is made with a blend of tomatoes, cream, and spices. Enjoy
From Wikipedia
Chicken tikka masala is a curry consisting of roasted marinated chicken pieces in a creamy spiced sauce (masala). It is thought to have been created in Britain, possibly by Ali Ahmed Aslam in Glasgow. It is offered at restaurants around the world and in some of its forms is similar to butter chicken.