Preheat oven to 325°F. Combine juice concentrate, lime peel, lime juice, honey, dressing and salt in small bowl; cover. Refrigerate until ready to use.
Heat oil in large skillet on medium heat. Add onions and apples; cook 5 minutes, or until tender, stirring frequently.
Preheat the oven to 275°F.
Combine dressing and bacon until blended. Spread evenly onto cut sides of rolls.
Preheat oven to 350°F.
STUFFING: Preheat oven to 350°F. Cook bacon in large skillet until crisp. Remove bacon and drain on paper towels. Reserve 2 tablespoons drippings in skillet. Set bacon aside. Add onion and celery to drippings. Cook on medium-high heat 15 to 20 minutes or until tender.
Preheat oven to 350°F. Grease and lightly flour 13×9-inch baking pan.