Pat LaFrieda is a fourth-generation butcher, a third-generation meat purveyor, and the owner of America's premier meatpacking business, Pat LaFrieda Meat Purveyors, which supplies restaurants in New York City; Philadelphia; Washington, DC; Las Vegas; Miami; Chicago; and more, as well as retail locations at CitiField in Queens. LaFrieda is the author of the cookbook Meat: Everything You Need to Know.