When getting the steak look for a good piece that is about 2-inches thick. Place steak in shallow baking dish. In small saucepan combine remaining ingredients except orange. Over low heat, simmer 5 minutes; pour over meat. Top with orange slices; cover. Refrigerate 4 to 6 hours, turning occasionally. Remove meat from marinade; grill or broil as desired. Heat remaining marinade and serve with steak.