PROBLEM TO BE SOLVED: To provide a method for separating and recovering fats and oils or fats and oils and other useful substances such as proteins and carbohydrates from fats and oils-containing food waste safety, hygienically and, in addition, simply, at a low cost, and efficiently while inhibiting the deterioration and decomposition of the fats and oils and, simultaneously, conducting the sterilizing treatment of the other useful substances. SOLUTION: The method for separating and recovering fats and oils or individually separating and recovering fats and oils and other useful substances comprises subjecting a fats and oils-containing food to heat pressurizing treatment in the presence of 100-500 pts. mass, abased on 100 pts. mass sum of the components other water present in the fats and oils-containing food, water at a temperature of 120 deg.C to lower than 200 deg.C under a pressure of 0.2 MPa to less than 1.5 MPa.
