1, prepare yam bean, and clean yam bean with water. Because it is not easy to clean, it takes a lot of time to clean, so it must be cleaned.

2. Dry the cleaned yam bean, steam it in a cage, wait 15 minutes, and steam it.

3. Dry the steamed yam bean to dry the surface moisture.

4. Then pour the whipped cream, fine sugar and water chestnut into the pot.

5. Pay more attention to observation when cooking with low fire until it becomes discolored, so as to prevent over-cooking, which will affect the delicacy of food.

6, the color is light brown, if there is a temperature measurement, it is most reassuring, the temperature can be between 120 degrees-135 degrees, and the taste is soft, and it can be boiled to 120 degrees. The higher the temperature, the harder the taste.

7. Pour in yam bean and quickly mix until yam bean is evenly coated with milk syrup.

8. Press the yam bean into pieces and let it cool.

9. Finally, completely cool and cut into pieces. The soft yam bean is wrapped in a coat similar to toffee, and eating one piece is not enough.