Fry the chicken for 2-3 minutes on each side. Transfer the chicken to the oven and roast for 5 minutes, or until cooked through. To make the stir-fry, heat the oil in a small frying pan.
Add the chicken hearts (or hearts, gizzards and liver) and stir-fry until the ingredients start to lose their pink colour. Add the sliced mushrooms then pour in the soy sauce/rice wine seasoning ...