1. Barley soaked in advance
2. Put the barley and boil for 20 minutes
3. Add the frozen mung beans and cook together
4. Add rock sugar after boiling
5. Turn off the heat when the mung beans bloom
6. Prepare mint water: wash fresh mint leaves
7. Put it in a small pot and add water to boil and turn to low heat until the water volume is half of the original
8. Strain out the mint leaves
9. I have too few mint leaves so I added a few drops of mint flavor
10. Let the mint water cool and put it in the refrigerator to make mint ice water
11. Take a small bowl, scoop an appropriate amount of mung bean and barley and add mint ice water to it
Tips:My mint leaves are too little and the taste is not strong, so I added a few drops of mint flavor
