c("Brown hamburger in a skillet.", "Shred the cabbage.", "In a large greased casserole  place a layer of shredded cabbage, then cover with browned hamburger, mushrooms  and rice. Cover with remaining cabbage. Pour over spaghetti sauce. Garnish with  cheese.", "Bake at 250 degrees F until cabbage is tender and sauce is fairly well  absorbed, about 2 to 2-1/2 hours.")