Cut the chicken breast into bite-sized pieces.
Chop the broccoli into small pieces.
Heat olive oil in a pan and stir-fry the chicken breast.
Once the chicken is cooked, add the broccoli and bell pepper and stir-fry together.
Season with salt, pepper, and garlic powder.
When all the ingredients are cooked, stir-fry for 1 more minute on medium heat to finish.