Cut the chicken breast into bite-sized pieces.
Finely chop the onion and carrot.
Heat oil in a pan and stir-fry the chicken breast.
When the chicken breast is half cooked, add the onion and carrot and stir-fry.
Add the cold rice and stir-fry until well mixed.
Season with soy sauce, oyster sauce, and pepper.
Transfer the finished nasi goreng to a plate.