Ingredients

1 1/2 lbs top sirloin steak
2 tablespoons vegetable oil
1 teaspoon dried oregano leaves
1 teaspoon garlic powder
1/2 teaspoon salt
1 teaspoon ground pepper
1/4 cup orange juice
2 teaspoons cider vinegar

Directions

In a bowl combine all ingredients except steak.Put steak into a shallow dish and pour marinade over steak, turning to coat both sides.Cover and refrigerate overnight.Remove steak, discard marinade, and grill or broil until desired doneness.