Put half of onions in a microwave proof dish and add 1 cup water.
Microwave about 15 minutes, drain and put into a glass casserole dish.
Put half of cheese on top of onions. Repeat with remaining onions,
adding them to dish when cooked in microwave and adding remaining
cheese. Bake in 350 degree regular oven for about 30 minutes or until
cheese is browned to your taste. Serve with mashed potatoes.