2. Pour the milk into the ice cream blender and add a few drops of vanilla extract.
3. Add yogurt and mix well.
4. Put the ice cream mixer back into the ice cream machine.
5. Install the mixing blade and cover it.
6. Turn the knob to the "stirring+cooling" position, and the machine will start to work after the power is turned on.
7. When stirring for 30 minutes, slowly add chocolate beans from the entrance.
8. Continue to add chopped walnuts.
9. After feeding, continue to stir for 5- 10 minutes until the material expands to a full barrel.