Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     1/4  cup           + 1 tsp Worcestershire sauce -- divided
   2      tablespoons   lemon juice or lime juice
   2      tablespoons   olive oil
     1/4  cup           instant minced onion
     3/4  teaspoon      salt
     1/2  teaspoon      instant minced garlic
   3      pounds        sirloin steak
   2      tablespoons   butter or margarine
   1      tablespoon    chopped parsley

Preparation:

Combine 1/4 cup of the Worcestershire sauce, lemon juice, oil, minced onion, salt and minced garlic; mix well and set aside. Place steak in tight-fitting bowl or plastic bag. Pour Worcestershire sauce mixture over steak. Marinate 2 hours. Remove from marinade. Place on rack. Grill over hot charcoal or broil under preheated hot broiler for 7 to 10 minutes on each side or until done as desired, brushing occasionally with leftover marinade. Remove steak to serving plate. In a small saucepan melt butter. Stir in parsley and remaining 1 teaspoon Worcestershire. Pour over steak. Slice and serve.