The design of software is facilitated using a web-based graphical user interface. The appliance comprises a cooking chamber with a top aperture closed by a lid associated to a heating element and an insulating cover. A layer of index matching material is located between the ends of the waveguides and the reflective surface. Still further provided by the invention are methods for producing soybean plants by crossing the soybean variety D400401 with itself or another soybean variety and plants produced by such methods.