In India, the cuisine varies tremendously depending on the region, so it's nearly impossible to choose just one dish to sum up the country. In the north, dishes are more meat-heavy with rich curries and flavorful breads. The south has a lot more vegetarian dishes and is known for its intense spices.
There was a lot of debate on the best Indian dish on the Quora board, but if we had to choose just one iconic Indian dish, we'd have to go with Tandoori chicken. The dish consists of chicken that's spiced with tandoori masala and roasted in a tandoor, a type of clay oven. It's often served with vegetables, yogurt sauce, and rice.
Read more: http://www.businessinsider.com/the-best-thing-to-eat-in-every-country-2013-9?op=1#ixzz3JuV0Sppd