Cut the chicken breast and vegetables into bite-sized pieces.
Add cooking oil to a heated pan.
Cook the chicken breast over medium heat.
Add onions, carrots, and other vegetables, then stir-fry.
Add the cooked rice and mix well with the other ingredients, stir-frying together.
Season with soy sauce, salt, and pepper to taste.
Once everything is evenly cooked, turn off the heat.
Serve in a bowl and enjoy.