Abstract: The purpose of the present invention is to provide: a spice that is useful for cooking bento lunches, side dishes, etc., that have a long shelf life; and a mixed spice that contains the aforementioned spice. According to the present invention, at least one spice selected from the group consisting of coriander seeds, coriander leaves, thyme, cloves, allspice, rosemary, lemongrass, Italian spice, and oregano is used, thereby making it possible to reduce unique unpleasant odors derived from meats and other food products, the unpleasant odors being produced in association with the elapse of time after cooking with heat.