Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   2      lbs.          unpeeled large shrimp
     1/2  c.            butter -- melted
     1/2  c.            olive oil
     1/4  c.            minced fresh parsley
   1      tbls.         minced green onion
   3      cloves        garlic -- minced
   1 1/2  tbls.         lemon juice
                        Coarsely ground black pepper

Preparation:

Peel shrimp, leaving tails on; devein and butterfly. Set shrimp aside. Combine next 6 ingredients in a large shallow dish. Add shrimp, tossing well to coat. Cover and marinate at least 30 minutes, stirring occasionally. Broil shrimp 4 inches from heat for 3 to 4 minutes; turn and broil an additional 3 to 4 minutes or until done. Sprinkle with pepper; serve with pan drippings.