1. First prepare fresh grapes.

2. Fill a container with water, add flour and mix well.

3. Pick the branches of the grapes and put them into the water, stirring with your hands until the flour absorbs the dirt from the grapes.

4. Rinse the grapes several times with water to clean them.

5. Put the grapes in a container and break them up with a food processor.

6. Then sieve them once.

7. The finished picture is as follows.

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