Slow Cooker Taco Soup

2

lbs. ground beef

2

cups diced onion

2

15 1/2 oz. cans pink kidney beans

2

15 1/2 oz cans pinto beans

1

15 1/4 oz can whole kernal corn, drained

1

14 1/2 oz can mex-style stewed tomatoes

1

14 1/2 oz. can diced tom's w/ chiles

2

4 1/2 oz cans diced green chiles

1

4.6 oz can black olives, drained, sliced optional

1/2

cup green olives, sliced optinal

1

14 1/2 oz pkg taco seasoning

1

1 oz pkg ranch salad dressing mix

corn chips

sour creme

grated cheddar cheese

chopped green onions