Marinate the chicken strips in the fridge for at least 10 minutes and up to 24 hours. For the stir-fry, cook the broccoli in 500ml/18fl oz boiling water until just tender (about 5 minutes).
Cover skillet and let broccoli steam until crisp-tender, 2 to 3 minutes. Uncover and return chicken and any accumulated juices to skillet. Cook, stirring, until sauce is thickened and chicken and ...
Cook and stir until the mixture boils and thickens. Stir in the chicken and cook until the mixture is hot and bubbling. Serve the chicken mixture over the rice.