1. 1. Cut the boneless chicken breast into small pieces.

2. 2. Chop the broccoli, carrots, and red pepper into bite-sized pieces.

3. 3. In a wok or large skillet, heat some oil over medium-high heat.

4. 4. Add the chicken pieces to the wok and stir-fry until cooked through.

5. 5. Remove the chicken from the wok and set aside.

6. 6. Add more oil to the wok if needed, then add the chopped vegetables.

7. 7. Stir-fry the vegetables until they are tender-crisp.

8. 8. Return the cooked chicken to the wok and mix everything together.

9. 9. Season with salt, pepper, and your favorite stir-fry sauce.

10. 10. Serve hot over rice or noodles.