taco soup (rs)

1 lb. ground beef
1 large onion, chopped
1 (28 oz) can crushed tomatoes
1 (16 oz) can kidney beans, unstrained
1 (16 oz) can whole kernal corn, unstrained
1 pkg. taco seasoning

In large soup pot, brown ground beef and onion; drain.
Stir in everything else.
Simmer for 1/2 hour.