Chicken tikka masala is a popular British dish that has its roots in Indian cuisine. It consists of marinated and grilled chicken pieces cooked in a creamy tomato-based sauce. The sauce is flavored with a blend of spices, including cumin, coriander, turmeric, and garam masala. It is often served with rice or naan bread. Chicken tikka masala is a flavorful and aromatic dish that has become a staple in British cuisine.