The present application relates to a method for producing food material for retorting, and to food material for retorting produced by the method, the method comprising: a curing step for mixing one or more base material, selected from the group consisting of meat and seafood, with a curing agent containing phosphate and starch, and curing; and a step for heating and sterilizing the base material by heating at the temperature of 110-130°C for 10-60 minutes.