Hearty Tomato Bean Soup

1 c onion
1 c celery
1 T oil
2 cans diced tomatoes
2 cans tomato soup
2 cans kidney beans, drained
2 cans corn, undrained
1 c water
 2 t sugar
1/2 t thyme
1/2 t pepper


Cook onion and celery in oil.  Add rest of ingredients and bring to a boil, Simmer at least 20 minutes.