Ingredients

4 cups white vinegar

1 cup sugar

2 English cucumbers (about 2 pounds), sliced 1/4 inch thick

1 medium onion (about 1/2 pound), quartered, and cut across the grain into 1/8-inch-thick slices

Preparation

Place vinegar in a large bowl; add sugar and stir to dissolve. Add cucumbers and onion; cover and transfer to refrigerator. Refrigerate at least 24 hours before serving.