This old-fashioned kitchen tool is a hand-crank rotary egg beater, also known as a manual mixer.
The two metal beaters were placed inside a bowl while the side handle was turned. Its gears made both beaters rotate quickly, allowing cooks to mix ingredients without electricity.
It was commonly used for beating eggs, whipping cream, mixing cake batter, and preparing light sauces or desserts.
Before electric mixers became common, this sturdy utensil was found in many family kitchens.
The correct answer is a manual rotary egg beater.
