Fry ground beef and onion, salt & pepper. Drain.
Cut 1 cabbage in small peices and peel & cut about 6-8 carrot in coins.
Layer large roaster with aprox 1/2 of the meat mixture, 1/2 of the cabbage and 1/2 of the carrot, then a can of petite cut diced tomatoes, & 1 can tomato soup. Then layer remaining meat mixture, cabbage, carrot and another tomato soup on top.
Salt & pepper to taste. Cover and bake at 375 for about 1 1/2 hours. Stir occasionally.
Casserole shrinks during baking.