knead the dough or flour or both

[Sammy Sam]

What is the right way to make the statement.

1. She is kneading the dough.
2. She is kneading the flour.

or both?

Thank you.

 

[Barque]

Which What is the right way to make the statement?

You make dough by adding water to flour. You then knead the dough.

Kneading refers to the action of pressing and stretching. Flour is powdery. You can't knead flour.