On low speed, gradually add the flour, then knead on medium speed for 4 minutes.

NPR: Two Centuries of 'Baking in America'

Knead in a small amount of flour only if the dough seems excessively sticky.

NPR: Two Centuries of 'Baking in America'

Turn the dough onto a flour-dusted surface and knead twelve times.

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Knead on a lightly floured work surface until soft, smooth, and slightly sticky, adding a small amount of flour if necessary.

NPR: Two Centuries of 'Baking in America'