Chicken Stir-Fry with Noodles

8 ounces uncooked whole wheat spaghetti
1/2 head bok choy (about 1 pound)
2 tablespoons canola oil, divided
1 pound boneless skinless chicken breasts, cubed
1 celery rib, sliced
1/2 cup coarsely chopped green pepper
1/2 cup coarsely chopped sweet red pepper
1/3 cup coarsely chopped onion
6 tablespoons reduced-sodium teriyaki sauce

Cook spaghetti according to package directions; drain. Meanwhile, trim and discard root end of bok choy. Cut stalks into 1-in. pieces. Coarsely chop leaves. In a large skillet, heat 1 tablespoon oil over medium-high heat. Add chicken; stir-fry 5-7 minutes or until no longer pink. Remove from pan.

Stir-fry bok choy stalks, celery, peppers and onion in remaining oil 4 minutes. Add bok choy leaves; stir-fry 3-5 minutes longer or until leaves are tender. Stir in teriyaki sauce. Add spaghetti and chicken; heat through, tossing to combine. Makes 4 servings.

.

.