The present invention involves an intelligent cooking method, especially a cooking method defined as oil stir-fry in Chinese cuisine. The present cooking method is comprised of the following steps: feeding heat transfer medium, feeding cooking materials, dispersing and/or turning-over cooking materials, separating cooking materials from oil, re-feeding cooking materials, stir-frying and/or turning-over cooking materials, etc. The method can perform intelligent cooking and can accurately control the duration and degree of heating to achieve the effect of stir-fry which is one of main cuisine techniques.