200 grams of red beans, 20 grams of glutinous rice, and appropriate amount of rock sugar.

Wash red beans and soak for 2 hours; Wash and soak glutinous rice 1 hour.

Put the pot on fire, pour in proper amount of water, add red beans and glutinous rice after the fire boils, cook with low fire until the red beans are cooked, filter off the bean skin with a fine sieve, add rock sugar, and continue to cook until the rock sugar melts.