Stir together first 4 ingredients. Rub mixture over pork, and place in a large heavy-duty zip-top plastic bag. Chill 8 hours. Place pork on a lightly greased rack in a shallow roasting pan.
Bake at 450° for 15 minutes. Reduce temperature to 400°, and bake 15 minutes or until a meat thermometer inserted into thickest portion registers 160°, basting with wine every 10 minutes. Slice and serve with Mustard Sauce.