Abstract: A portable apparatus is disclosed for warming food products which is powered by fuel, such as liquefied petroleum gas, from a fuel container having a valve at one end thereof and an annular rim at substantially the other end thereof, which fuel is to be initially ignited by a battery power source. The portable food warmer includes housing means having a chamber therein with a hot plate mounted across the housing means with the chamber closed by the hot plate and heater means mounted in the chamber for warming the hot plate. The heater means includes a burner extending in vertically spaced relationship below the hot plate for heating same, and regulator means operatively connected to the burner to control the volume of fuel flowing to the burner from the container, with coupling means for releasably connecting the regulator means to the valve of the container for operatively opening the valve to permit a flow of fuel to the regulator means.