Patent ID: 8359972

Claim:
A cooker for use by troops on deployment, which cooker comprises a container for cooking fat, the container having a base and a drain for driaing fat from the container, a fuel burner operable to burn fuel in combustion air and thereby generate heat for heating fat in the container, and a heating chamber between the burner and the container for diffusing heat from the burner to spread said heat over the container, wherein the burner comprises a blast tube extending from a rear end to a forward tip, a passage extending from the rear end to the forward tip with vents around the blast tube adjacent said forward tip, a fuel injector within and adjacent the rear end of the blast tube, a fuel igniter adjacent the fuel injector, and means for supplying primary, combustion air to the blast tube wherein ignited fuel will burn to produce a flame and for supplying secondary, non-combustion air to the passage to flow therethrough to said vents and surround the flame upon exit through the vents.