A1 Cajun Prime Rib Ingredients 4 teaspoons Cajun seasoning 1 (1 1/2) pound beef bone-in rib steak, 1 inch thick 1/3 cup A.1. Original Steak Sauce Directions Sprinkle cajun seasoning evenly onto both sides of steak; rub into steak. Place in nonmetal dish. Add steak sauce; turn steak over to evenly coat both sides. Cover; refrigerate 30 min. to marinate. Preheat grill to medium-high heat. Drain steak; discard marinade. Grill steak 5 min. on each side or until medium doneness (160 degrees F). Back