2. Add sugar and marinate 1 hour.
3. After1hour, the strawberries are soft and rotten.
4. Turn on the small fire on the stove and cook slowly.
5. Stir constantly during the cooking process, and you can add appropriate amount of rock sugar or white sugar according to your own taste.
6. After about 40 minutes, you can cook it into this sticky shape. Store in a clean and waterless jar.