According to one embodiment an order taking apparatus includes a storage processing section, a display processing section, an enlargement processing section. The storage processing section configured to read information on the order for the menu item the input of which has been accepted by the order taking section, and to store the information in a predetermined order information storage region. The display processing section configured to read an image of the menu item the input of which has been accepted by the order taking section, and to allow a display device to display the image. The enlargement processing section configured such that when the menu item image is enlarged, the enlargement processing section rewrites the information on the order for the menu item which is of the same type as that of the current menu item but has a serving size larger than that of the current menu item.