This old baking gadget is a vintage hand-crank flour sifter.
Flour was poured into the metal container, and turning the side crank moved an agitator across the mesh screen inside. This broke up lumps and sifted the flour into a finer, lighter texture for baking.
The cup markings on the side also helped measure the amount of flour being used.
Before modern baking tools became common, sifters like this were found in many home kitchens.
The correct answer is a hand-crank flour sifter.


