1 Place chicken in large resealable bag or glass dish. Add 1/2 cup of the marinade; turn to coat well. Refrigerate 30 minute or longer for extra flavor. Remove chicken from marinade. Discard any remaining marinade.
2Grill chicken over medium heat 6 to 8 minutes per side or until cooked through, brushing with additional marinade, if desired. Cut chicken into thin strips.
3Mix mayonnaise and remaining 2 tablespoons marinade in small bowl. Spread on flatbreads. Top with lettuce, onion, sliced chicken, bacon and cheese. Drizzle with additional marinade, if desired.