The present invention provides a solid food, a cooked food containing the solid food as an ingredient thereof, and a method for producing the same, and the present invention relates to a method for producing a solid food imparted with a function of maintaining texture and improving storageability, comprising: (a) contacting an alkaline substance and a coating substance with the surface of a solid food; (b) coating the surface of the food with the coating substance by placing the food in an atmosphere at a temperature equal to or higher than the temperature at which the protein in the food is denatured by heat and the coating substance forms a coating; (c) heating the food under conditions equivalent to or more than a temperature of 80 DEG C. for 15 minutes; and (d) carrying out at least the treatment of (a) to (c) in that order, as well as a solid food produced according to this process, and a cooked food containing the solid food as an ingredient thereof, and as a result, the present invention is able to provide a solid food such as meat or seafood which does not demonstrate a decrease in quality even when stored for a long period of time and has superior storageability, a cooked food containing the solid food as an ingredient thereof, and a method for producing the same. |