Heat Concentration: On a typical gas or electric stove burner, the center of the pan receives the most direct, intense heat.Thermal Buffer: Filling the empty center slot with water absorbs this concentrated thermal energy. It stops the pan from scorching, warping, or smoking.Steam Generation: Covering the pan with a lid traps the rising steam from the boiling water. This gently cooks the food from the top, making your Akara or Masa extra fluffy