Abstract: An energy saving safety cooking pot without steam outlet comprising: a vessel with a space capable of containing foodstuff; a lid without steam outlet to cover and close the upper opening of the vessel, wherein the lid is formed with a wave-like corrugated structure so that a contacting area of the steam generated during heat cooking is enlarged; and a pressure discharging member attached and combined to the lid for regulating and discharging the heated steam when the pressure in the vessel exceeds an allowance level.