Every year at the New York City Wine & Food Festival, a champion is crowned in the heated Burger Bash competition, but the real winner is Pat LaFrieda: The New Yorker provides all the meat for the event, and he keeps some of the biggest names in food—Alex Guarnaschelli, Danny Meyer, Michael Symon—stocked with steaks and ground beef through his family’s 98-year-old company, Pat LaFrieda Meat Purveyors. Although Pat’s not a chef, he’s an expert butcher and has spent tons of time in professional kitchens, so he knew just what he wanted in his own home. Most important: creating a space where his kids, Patrick, 11, and Giuliana, 9, can cook safely. To make sure Giuliana is able to prep dishes on her own, Pat and his wife, Jennifer, installed…