A sous vide cooking device includes an induction hob having a housing with a cooking surface. One or more heating elements are disposed within the housing adjacent the cooking surface. A motor is disposed in the housing. A cooking vessel assembly with inner and outer vessels is removably supported on the cooking surface. A stirring plate is rotatably received within the inner vessel. A magnetic coupling system includes an upper magnetic coupler disposed on the stirring plate, and a lower magnetic coupler disposed in the housing and operably coupled to the motor. The lower magnetic coupler is configured to rotate the upper magnetic coupler and the stirring plate within the cooking vessel as powered by the motor. A wireless temperature measuring device is coupled to the outer vessel for measuring a water temperature within the cooking vessel assembly.