1 lb. ground beef, browned
4-5 potatoes, shredded
1-2 onions, chopped
16 oz. can kidney beans, drained
1/4 lb. velveeta cheese, cubed
10 3/4 oz. can tomato soup
1 1/2 tsp. salt
1/4 tsp. pepper
butter

Layer in slow cooker, ground beef, potatoes, onion, beans and cheese. Pour soup over top. Season with salt and pepper. Dot with butter. Cover and cook on low 6-8 hours. Sprinkle with parmesan cheese if desired.