Aslam Chicken Corner in Delhi, is extremely famous for its butter chicken. The chicken is lightly spiced and grilled to infuse a delicious charred flavour. Though this is delectable on its own, at Aslam's, they add a thick buttery gravy to make it even better. Their tandoori chicken is also well known.
For more locally-recommended eateries in Delhi, check out the posts below.
The Most Famous Food In Chandni Chowk, Old Delhi
The Jama Masjid Kebab Trail (Chandni Chowk, Delhi)