Abstract: A temperature sensor fitting for use with a temperature sensor that detects the temperature of ingredients that are inside a heating vessel of a kitchen device, the temperature sensor fitting comprising: a collar comprising an inner threaded portion; a PTFE insulator comprising an outer threaded portion that corresponds with the inner threaded portion of the collar, and further comprises an inner threaded portion; a metal cap comprising an outer threaded portion that corresponds with the inner threaded portion of the PTFE insulator; wherein the PTFE insulator provides thermal isolation between a temperature sensor and a heating plate of the kitchen device; and wherein the collar comprises an outer surface that corresponds with an edge of a floor of a heating vessel of a kitchen device and the outer surface is suitable for welding to the edge of the floor to form a weld seal.