2. Clean the chestnuts first for later use.
3. Find a good place to cut and cut a cross on the chestnut.
4. Pour all chestnuts into the rice cooker.
5. Add appropriate amount of rock sugar and cooking oil.
6. Add the right amount of water.
7. Press the cook button and cook for 40 minutes.
8. You can take it out after cooking, which is very sweet.