1 1/2 lbs. ground beef (browned)
1 chopped onion
3 (10 3/4 oz.) cans minestrone soup
1 (10 oz.) can diced tomatoes and green chilies (RoTel)
1 (15 oz.) can Ranch style beans
1 can water
Salt and pepper to taste

Brown ground beef. Mix all other ingredients in slow cooker. Add ground beef and cook for 8 hours on low heat.