Everyone knows how to use a whisk, right?

They even made everyone time their strokes with a metronome to control.

The beating motion did perform well in one area though: whipping egg whites.

The video above goes into more detail about why side-to-side whisking motions work best.

It also discusses shear force and how that force unfolds proteins in egg whites.

There’s a lot of science that goes into an everyday kitchen tool.

Science: The Best Way to Use a Whisk| America’s Test Kitchen