Abstract: A pressure-cooking device including: a base pot having a plurality of shells, the shells hermetically sealed together and forming a cavity therebetween and forming a receptacle thereinside; an inner pot shaped and sized to rest within the receptacle of the innermost shell and is selectably removeable therefrom, wherein the inner pot leaves a gap between the bottom of the inner pot and the bottom of the innermost shell when resting within the innermost shell; a solid cylindrical nonmetallic thermal body shaped to fit within the gap, the thermal body selectably removeable from the gap; a pressure relief mechanism; and a cover having a hollow interior, as well as a gasket shaped and positioned to hermetically seal an inside portion of the pressure-cooking device when closed, wherein the unpowered pressure-cooking device does not include any electrically powered heating elements.

Abstract: A pressure-cooking device including: a base pot having a plurality of shells, the shells hermetically sealed together and forming a cavity therebetween and forming a receptacle thereinside; an inner pot shaped and sized to rest within the receptacle of the innermost shell and is selectably removeable therefrom, wherein the inner pot leaves a gap between the bottom of the inner pot and the bottom of the innermost shell when resting within the innermost shell; a solid cylindrical nonmetallic thermal body shaped to fit within the gap, the thermal body selectably removeable from the gap; a pressure relief mechanism; and a cover having a hollow interior, as well as a gasket shaped and positioned to hermetically seal an inside portion of the pressure-cooking device when closed, wherein the unpowered pressure-cooking device does not include any electrically powered heating elements.