Taco Bean Soup

2 lbs ground beef, browned
1 chopped onion, cook with beef
2 cans Ranch style beans
2 cans pinto beans
2 cans garbanzo beans or chic peas
2 cans whole kernel corn
1 can diced tomatoes
1 can Rotel
1 package taco seasoning
1 package Hidden Valley Ranch dressing mix
1 small can tomato sauce

Mix all together. Cook on low 45 minutes.