In a small bowl, combine the first six ingredients; divide the mixture between two large resealable plastic bags. Add chicken to one and vegetables to the other; seal bags and turn to coat. Refrigerate for 2-4 hours, turning bags occasionally.
Drain and discard marinade from chicken and vegetables. In a large skillet over medium heat, saute chicken for 6-7 minutes or until no longer pink; drain. Remove chicken and keep warm. In the same skillet. Saute vegetables for 3-4 minutes or until crisp-tender; drain.
Spoon chicken and vegetables onto tortillas; fold in sides. Serve immediately. Yield: 12 servings.