CORN SALAD

2 (12 oz.) cans whole corn

1/4 c. minced onions

2 small tomatoes

1/4 t. celery seed

1/4 c. sour cream

2 T. mayonnaise

1 T. vinegar

1/4 t. dry mustard

Salt and pepper

Mix sour cream, mayonnaise, and vinegar.  Mix corn, onion, and tomatoes.  Combine and add salt and pepper, mustard and celery seed.  Chill for two hours before serving.