Present invention proposes a method and apparatus for continuous production of charcoal from waste where the method and apparatus comprises of continuously feeding the waste into a receptacle where the receptacle is connected to an assemblage of metallic ducts, which have one or more openings, heated by an external source and the assemblage of metallic ducts is fitted with a pushing mechanism to transport the waste from the proximal end connected to the receptacle to the distal end of the assemblage.