To obtain a health food containing Okara (tofu refuse) as a main raw material.

This method for producing health food consisting mainly of Okara comprises charging Okara into a pressure cooker, adding an alkali ion thereto, boiling the liquid, heating the mixture over medium heat, cooling the Okara, adding granulated sugar to the cooled Okara, charging the mixture into a mixer, turning the mixer, adding chitosan thereto when Okara becomes smooth, further turning the mixture, cooling the Okara, adding yogurt and fresh cream thereto, turning the mixer, transferring the Okara to a vessel, putting the vessel into a heating cabinet to ferment the mixture and transferring the fermented food to a refrigerator to stabilize the food.