Cut the chicken breast into bite-sized pieces
Trim off the base of the enoki mushrooms and gently separate them
Slice the onion and bell pepper into thin strips
Heat olive oil in a pan and stir-fry the chicken breast
Once the chicken is cooked, add the onion, bell pepper, and enoki mushrooms, then stir-fry together
Season with salt and pepper
Place the stir-fried ingredients over rice and add sliced cheese on top
Cover with a lid and let it sit until the cheese melts
Transfer the finished rice bowl to a serving dish