Cut the chicken breast and all vegetables into bite-sized pieces.
Add the chicken breast to a pot and stir-fry over medium heat.
Add vegetables such as onion, carrot, and potato, and stir-fry together.
Pour in 400ml of water and bring to a boil.
Skim off any foam, cover with a lid, and simmer for 15 minutes.
Season with salt and pepper to taste.