Biryani feels like a dish of the moment, and there have never been so many types available to us in and around New York City. A recipe with a rich history, it comprises seasoned rice mixed with a variety of ingredients, headlined by meat, poultry, or just vegetables. In cold weather and during trying times, few things are as soul-restoring as biryani. Here is how it came about. With the arrival of the Mughal Dynasty in 1526, Islamic rule was established in a large part of India. Centered in the north, it also encompassed parts of modern Afghanistan, Pakistan, and Bangladesh. The empire was to...