First, take out the fruit pulp, then put it into a juicer to make juice, then put it into a refrigerator to freeze it into ice cubes, and finally beat the ice cubes into smoothies with a cooking machine. Here are the specific practices for reference. First, prepare the materials: watermelon: appropriate amount.

1. Take out the pulp of watermelon, then put it into a juicer and squeeze the pulp into watermelon juice for later use, as shown in the figure.

2. Prepare a clean and waterless mold, pour the squeezed watermelon juice into the mold, and then put it in the refrigerator for freezing overnight.

3. Put the frozen watermelon ice cubes into the cooking machine, then cover it and select the smoothie function.

4. Prepare a clean and waterless cup, and serve the prepared smoothie.