Laura's One Dish Casserole

1 lb lean hamburger
3 potatoes diced
1 chopped onion
3 carrots sliced
1 can cream of chicken soup
salt and pepper to taste
1 soup can of milk

Brown hamburger and onion, drain off fat. Combine remaining ingredients with meat and bake in a 2 quart casserole dish at 350 degrees for about 1 1/2 hours or until vegetable test as done.