1. The ingredients include a bag of peeled mung beans.
2. Appropriate amount of matcha powder.
3. Prepare a mooncake mold.
4. Soak the peeled mung beans in water overnight.
5. Then take out the soaked mung beans and put them into the steamer.
6. Cover the steamer and steam for about half an hour.
7. Pour the steamed mung beans into the pan and press with a spatula.
8. When it is almost pressed, turn on low heat, add an appropriate amount of vegetable oil (or butter) and stir-fry continuously.
9. Then add an appropriate amount of sugar and stir-fry continuously to allow the oil, sugar and mung beans to blend together.
10. Form the fried mung bean filling into balls of the same size.
11. Put the mung bean filling into the mooncake mold and press it firmly on the sides of the mold with your hands.
12. Then place it on a flat plate and press the mooncake mold to form the mung bean cake.