Universal electronic oven heating functionality modules and associated methods are disclosed herein. One such module includes an energy steering element, a controller with control logic for the energy steering element, a first means for forming a seal with an opening, and a casing to enclose the controller and the energy steering element. The casing can include top and bottom side elements. One such method includes providing a functionality module with a mounting plate, the first means for forming a seal, and the casing. The method also includes providing an electronic oven with a heating chamber and a second means for forming a seal with the functionality module. The heating chamber can have a first opening for a heating chamber door, and a second opening for functionality module reception. The method also includes engaging the functionality module with the heating chamber to form a seal between the first and second means.