The invention relates to the field of rice cakes, in particular to a preparation method of
black rice rice cakes, which comprises the following steps: step S100, preparing 300 parts of
vaccinium bracteatum leaf juice, 400 parts of sticky rice, 400 parts of
red kidney beans, 150 parts of green candied dates, 50 parts of dried red dates and 100 parts of zero-
calorie sugar; step S200, soaking the glutinous rice in the
vaccinium bracteatum leaf juice for 1-7 hours, and
fishing out the glutinous rice; step S300, soaking the
red kidney beans in clear water for 1-5 hours,
fishing out the soaked
red kidney beans and airing the soaked red
kidney beans; step S400, uniformly mixing the fished-out glutinous rice with zero-
calorie sugar to obtain sugared glutinous rice; step S500, dividing the sugared glutinous rice into a plurality of
layers from bottom to top, and laying at least one of red
kidney beans, green candied dates and dried red dates on the upper side of each layer of sugared glutinous rice; preferably, a layer of
sugar glutinous rice, a layer of dried red dates, a layer of sugar glutinous rice, a layer of red
kidney beans, a layer of sugar glutinous rice, a layer of green candied dates, a layer of sugar glutinous rice and a layer of red
kidney beans are sequentially arranged from bottom to top; the steamed rice cake is rich and diversified in taste, is blended with certain
dietary therapy components, is a delicious dessert, and can bring nutritional supplement and health care effects to the body.