Hubert Keller, chef-owner of San Francisco– and Las Vegas–based restaurant Fleur de Lys and a television mainstay (Secrets of a Chef, Top Chef, Top Chef Masters), is obsessed with hamburgers, as any self-respecting Frenchman should be. Here he generously shares some of his secrets. (More can be found in his book Burger Bar: Build Your Own Ultimate Burgers.)
Butter has been eaten for thousands of years. Yet, spreadable butter wasn't available to consumers until the early 1990s. Spreadable butter keeps a soft texture even during refrigeration. It's perfect for breakfast items like toast.