The invention provides a method for preparing adzuki bean leisure foods. The adzuki bean leisure foods are prepared by selecting adzuki beans with full grains, uniform size and natural bright red as raw material and carrying out a series of processes of moist heat method pretreatment, cleaning, air drying, variable temperature two-stage puffing, material dressing, cooling, package and the like. The method can effectively remove the bitter and astringent taste of the adzuki beans, and solves a crisp level problem when the adzuki beans are made into the leisure foods; and the method breaks a traditional preparation method, realizes a change of the preparation of the adzuki bean leisure foods from the traditional workshop-style processing to the industrialized mass production, and ensures the stability of the product quality. The adzuki beans prepared by the above method have the advantages of being high in nutritional value, long-lasting in aftertaste, convenient to carry and the like, and is crisp and delicious.