Mrs. Mary Lynde's Vidalia Onion Dip

4 large Vidalia onions, sliced paper thin, chop into approx 2 inch pieces
1/2 cup cider vinegar
1 cup sugar
2 cups water
1 cup mayonnaise
1 tsp. celery salt
1/2 tsp. salt
16 crackers

Combine onion, vinegar, sugar, and water in a bowl and marinate in the refrigerator for
three hours, or overnight. Drain onions. In a mixing bowl, combine onions, mayonnaise,
celery salt, and salt . Serve with favorite crackers.