Cut the chicken breast and mushrooms into bite-sized pieces.
Finely chop the onion.
Heat olive oil in a pan and sauté the chicken breast.
When the chicken is cooked, add the onion and mushrooms and stir-fry.
Add the brown rice and stir-fry while mixing.
Pour in the milk and simmer until creamy.
Season with salt and pepper.
Garnish with parsley to finish.