Keens is one of New York's oldest steakhouses, but its most famous dish isn't beef

Keens is one of the oldest steakhouses in New York City, but it’s arguably more famous for a plate that’s not steak. The restaurant serves over 400 orders of its legendary Mutton Chops each week. Insider’s Taryn Varricchio visited the storied steakhouse to see how the famous plate of sheep is made and why customers consider Keens a Manhattan institution.