1. Freeze the ice cubes one day in advance and soak all miscellaneous grains in water for more than 12 hours.

2. Add 3-4 times the amount of beans to boil miscellaneous grains beans, add a proper amount of rock sugar, boil the beans over high fire, and simmer for 1 hour. After the beans bloom, turn off the fire and let them cool. After cooling, take out the beans and put them in the refrigerator.

3. add water to the jam (you can also choose your favorite jam) and stir it evenly. use a cooking machine (ice planer) to break the ice. put the ice into a bowl, first pour the diluted fruit sauce, then put the miscellaneous grains and beans, and finally put the mango grains.