- 1 tablespoon garlic powder
- 1 tablespoon ground mustard
- 1 teaspoon salt
- 1 teaspoon pepper
- 1 (6 pound) beef rib roast
- 1/4 cup water
- 1/4 cup beef broth
- 1 tablespoon red wine vinegar or cider vinegar
- Combine the garlic powder, mustard, salt and pepper; rub over entire roast. Place roast fat side up in a shallow roasting pan. Pour water, broth and vinegar into pan. Bake, uncovered, at 350 degrees F for 2-3/4 to 3 hours, basting frequently with pan juices, or until meat reaches desired doneness (for medium-rare, a meat thermometer should read 145 degrees F; medium, 160 degrees F; well-done, 170 degrees F. Let stand for 10-15 minutes before slicing.