Abstract: It is intended to provide a frozen product of a cooked food and a refrigerated product of a cooked food, wherein multiple kinds of cooked food materials to be re-heated under different conditions, which have been stored over a long time within a freezing temperature range or a refrigerating temperature range, can be heated, re-cooked and cold-sterilized by procedures appropriate for the moisture content required by the food even by simultaneously re-heating and keeping in an atmosphere at the same temperature; a storage method and a storage apparatus. A base is prepared by adding an inflating agent to a dough, bubbling air into the dough or fermenting the dough by adding a yeast and then baking. Next, topping(s) are provided on the base or fillings are enclosed in the dough followed by baking to give a cooked food. The cooked food is then refrigerated or frozen while or after spraying water thereto, or it is frozen and then water is sprayed thereto.