1. Prepare all materials
2. Put the milk, blueberries and sugar into the food machine to smash
3. Pour the crushed milk into the container
4. Beat the cream to 80%
5. Put the cream in the milk and mix well
6. Stir and put in the refrigerator to freeze
7. Take it out and stir it every one to two hours, repeat two or three times, so that the taste will be more delicate
8. Ready to eat
