Place chicken breasts on a plate and drizzle with 1 tbsp of the marinade. Marinate for 30 minutes or overnight.
Heat a chargrill or frying pan over a medium heat and lightly spray with oil. Cook chicken thoroughly.
In the meantime, heat oil in wok or frying pan. Stir fry capsicum, carrots, snow peas and broccoli for 2-3 minutes. Add noodles and stir fry for 2-3 minutes. Add remaining marinade and stir fry until hot.