INGREDIENTS 6 large potatoes, sliced 1/4 inch thick 2 medium onions, chopped 1/3 cup grated Parmesan cheese 1 cup (4 ounces) shredded sharp cheddar cheese, divided 1 cup (4 ounces) shredded mozzarella cheese, divided 1 pound sliced bacon, cooked and crumbled 1/4 cup butter, cubed 1 tablespoon minced fresh or dried chives 1 to 2 teaspoons seasoned salt 1/2 teaspoon pepper Nonstick cooking spray METHOD Divide the potatoes and onions equally between two pieces of heavy duty foil (about 18 inches) that have been coated with nonstick cooking spray. Combine Parmesan cheese and 3/4 cup each cheddar and mozzarella; sprinkle over potatoes and onions. Top with bacon, butter, chives, seasoned salt and pepper. Bring opposite ends of foil together over filling and fold down several times. Fold unsealed ends toward filling and crimp tightly. Grill, covered, over medium heat for 35 to 40 minutes or until potatoes are tender. Remove from the grill. Open foil car...