Cut the chicken breast into bite-sized pieces.
Finely chop the onion.
Heat olive oil in a pan and sauté the chicken breast and onion.
When the chicken breast is cooked, add oatmeal and stir-fry together.
Pour in the milk and season with salt and pepper.
Cook over medium-low heat, stirring until it thickens.
Serve the finished risotto in a bowl.