Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1                    steak -- sirloin boneless
                        ***MARINADE***
   2      tablespoons   Worcestershire sauce
     3/4  cup           ketchup
   1      medium        onion -- chopped
     1/4  cup           water
     1/4  cup           butter or margarine
   1      tablespoon    vinegar
   1      teaspoon      pepper -- lemon
   1      teaspoon      mustard -- dry
     1/4  teaspoon      pepper -- cayenne
   3      drops         hot pepper sauce

Preparation:

Combine all ingredients except steak in small saucepan. Bring to a boil, reduce heat and simmer 10 minutes. Prepare grill. Place steak on grill rack over medium coals. Grill steak 16-20 minutes for rare to med, turning once. Brush cooked side frequently with sauce. Carve steak into thin slices and serve with remaining sauce.