1 (6 oz.) can frozen lemonade concentrate, thawed and undiluted
1/2 c. soy sauce
1 tsp. seasoned salt
1/2 tsp. celery salt
1/8 tsp. garlic powder
2 (2 1/2 to 3 lb.) broiler-fryers, cut up
Lemon slices; optional

Combine first 5 ingredients; stir well. Place chicken on grill over medium to hot coals. Grill about 15-20 minutes turning frequently. Brush with sauce, and grill an additional 30-35 minutes or until desired degree of doneness, brushing and turning frequently. Garnish with lemon slices, if desired. Yields 8 servings.