2 lb. zucchini, sliced
1/4 inch thick, about 6 cups
1 1/2 c. thinly sliced celery
4 tomatoes, cut into wedges
1-2 med. onions, thinly sliced
1/4 c. butter
1 1/2 tsp. salt
1/4 tsp. pepper
1/4 tsp. basil
1 1/2 c. shredded processed American cheese

Combine all ingredients (except cheese) on a large sheet of heavy duty foil. Top with cheese. Close foil and seal securely. Place on a preheated gas grill, using medium setting; grill 40-50 minutes, or until tender, turning occasionally. Yields 6 servings.