Abstract: An automated cooking device for washing a cooking container includes a controller controlling driving of a container holder to change the container holder to any of an ingredient receiving posture in which the cooking container receives ingredients from a supply device, a cooking posture in which the cooking container is rotated in a state in which the cooking container is inclined forward with respect to a cooking table to stir the ingredients, a serving posture in which the container holder is inclined forward more than in the cooking posture with respect to the cooking table to face downward to a dish on the front side of the container holder, and a washing posture in which a rotation support mechanism of the container holder is inclined backward with respect to a base frame and the cooking container is washed on a rear side of the container holder.