Cut cabbage, chicken breast, carrot, and onion into bite-size pieces.
Season the chicken breast with salt and pepper.
Heat oil in a pan and stir-fry the chicken breast until cooked.
Add onion and carrot and stir-fry for 1 minute.
Add cabbage and stir-fry until it softens.
Add rice and mix well with all ingredients while stir-frying.
Season with soy sauce, salt, and pepper to taste.
Serve the finished fried rice in a bowl.