PROBLEM TO BE SOLVED: To provide a processed food preservable at normal temperature, and enabling a person having chewing/swallowing difficulty to easily chew/swallow while containing an ingredient of a size enabling sufficient initiation of appetite through visual sense.SOLUTION: A processed food preservable at normal temperature, enabling a person having chewing/swallowing difficulty to easily chew/swallow, and having following 1)-3) characteristics is obtained by subjecting a food material to enzyme treatment and sealing heat treatment. 1) a grain diameter or a length of a long side of the food material exceeds 15 mm, and is 1,000 mm or less before and after enzyme treatment and sealing heat treatment； 2) the food material retains an external appearance of a raw material after enzyme treatment and sealing heat treatment； and 3) a hardness of the food material after enzyme treatment and sealing heat treatment is a hardness enabling evenly crushing only with the tongue.【課題】視覚を通じて十分に食欲を惹起できる程度の大きさの具材を含みながら、咀嚼・嚥下困難者等が容易に咀嚼・嚥下できる常温保存可能な加工食品の提供を課題とする。【解決手段】食品素材を酵素処理、密封加熱処理することによって、次の１）～３）の特徴を有する咀嚼・嚥下困難者等が容易に咀嚼・嚥下できる常温保存可能な加工食品を得る。１）酵素処理、密封加熱処理の前後において該食品素材の粒径または長辺の長さが１５ｍｍを超え、かつ１０００ｍｍ以下である２）酵素処理、密封加熱処理後においても食品素材が素材の外観を維持している３）酵素処理、密封加熱処理後の食品素材のかたさが舌のみで均等につぶせるかたさである【選択図】なし
