Cookware and a method of manufacture thereof are provided. The method comprises forming a fluid conduit defining a volume in a base of the cookware, the base comprising a heating zone configured for thermal communication with the fluid conduit. A working fluid is introduced to the fluid conduit via an open end of the fluid conduit. A liquid phase of the working fluid occupies less than the volume of the fluid conduit. The fluid conduit is Sized and configured to form vapor segments and liquid segments interspersed throughout the fluid conduit from the working fluid. The open end of the fluid conduit is sealed to define a closed fluid system.