Prep Time: 15 minutes
Cook Time: 20 minutes
Total Time: 35 minutes
Servings: 4
To prepare marinade, combine dry mustard, marjoram, oregano and basil.
Slowly add broth, stirring to avoid lumping.
Add vinegar, oil and Worcestershire sauce.
Place top sirloin steaks in zipper-locking bag; pour marinade over steaks. Marinate for 2 to 3 hours, turning about every 45 minutes.
Remove steaks from marinade; discard marinade. Grill steaks to desired doneness.