0 7csliced cucumbers 1cthinly sliced onion 1capple cider vinegar 1Tsalt 2Tcelery seed 2csugar Mix vinegar, salt, celery seed, and sugar together, then pour over cucumbers and onions. Set in refrigerator. Stir once a day for 4 days, then put in pint freezer containers and store in freezer. When you are ready to eat them, remove from freezer and let thaw in the refrigerator.