Bean Salad Bowl

1 can cut green beans
1 can waxed beans
1 can red kidney beans

Drain all, being sure that the kidney beans have the juice washed off.
Chop 1 red sweet onion.

Make a marinade of:
1 cup sugar
1 cup vinegar
1 1/2 tsp. salt
1/2 tsp. pepper
3/4 cup salad oil

Marinade the beans and onion for 24 hours, stirring occasionally.