Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
     1/3  cup           zesty Italian
                        -- dressing
   3      tablespoons   lemon juice
     1/4  teaspoon      dried -- crushed oregano
                        leaves
     1/4  teaspoon      dried thyme leaves
   1                    garlic clove -- crushed
   1      pound         portabella mushrooms --
                        sliced 1/2" thick
     1/8  teaspoon      pepper

Preparation:

Mix Italian dressing, lemon juice, oregano, thyme, and garlic in large glass or plastic bowl. Add mushrooms; stir to coat with marinade. Cover and let stand for 1 hour. Remove mushrooms from marinade. Grill mushrooms about 4 inches from medium coals for 15-20 minutes turning 2-3 times, until tender. Sprinkle with pepper.