We Granz lightwave oven now have two kinds of flat and rotisserie, your have a glass tray so it should be a rotisserie, you can bake raw food, it is put on the metal shelf, your lightwave oven with a metal shelf so it is estimated that your is a computer-operated version of the rotisserie, you can press the grilled meat or grilled chicken to cook, which you can adjust the matching weight of the food according to the number of times you press the key, the startup of the internal computer chip will automatically set the time for you. You can also directly press the light wave, set the time, and then press start.