To provide a means capable of simultaneously improving the texture deterioration, water separation, and / or deterioration of appearance caused by exposure to low temperature of processed meat or processed aquatic products.SOLUTION: The livestock meat processed product or fishery processed product (1) containing transglutaminase, (2) processed starch, and (3) trehalose and maltosyltrehalose, which act on live meat raw material or fishery raw material .Selection drawing None【課題】畜肉加工品又は水産加工品の、低温への曝露に起因する食感低下、離水、及び/又は外観の悪化を一挙に改善し得る手段の提供。【解決手段】(1)トランスグルタミナーゼ、(2)加工でん粉、及び(3)トレハロース及びマルトシルトレハロースのいずれか又は両方を畜肉原料又は水産原料に作用させることを含む、畜肉加工品又は水産加工品の製造方法。【選択図】なし