Wok-Seared Beef Tenderloin

This recipe is a fine example of how a restaurant takes what seems like an ordinary ingredient, like beef, and turns it into something truly extraordinary. This preparation is not at all difficult, but it does mean starting with a whole beef tenderloin. If that frightens rather than inspires, you might simply use the marinade on your next steak dinner: A well-marbled steak marinated for 10 to 20 minutes (depending on thickness) and then seared and roasted (or grilled) in this way is truly d