1 flank steak (1 1/2 lbs.)
1/2 c. vegetable oil
3 tbsp. vinegar
3 tbsp. lemon juice
2 tbsp. Worcestershire sauce
2 tbsp. soy sauce
1 1/2 tsp. salt
2 tsp. dry mustard
1 tsp. freshly ground pepper
1/2 tsp. garlic salt
1 1/2 tbsp. chopped fresh parsley

Place flank steak in large shallow glass dish. Combine remaining ingredients; pour over steak. Cover and chill at least 2 hours, turning occasionally. Remove steak from marinade and broil 4 to 5 minutes on each side. Makes 4 to 6 servings.