Prep 15 mins
Cook 13 hrs
Sweet and tasty.
- 3 cups thinly sliced onions
- 1 cup cider vinegar
- 2 cups sugar
- 1 teaspoon salt
- 2 teaspoons mustard seeds
- 1 teaspoon celery seed
- 7 cups cucumbers, slices (medium slices)
- Combine cider vinegar, sugar, salt, mustard seeds and celery seeds in a saucepan.
- Heat, stirring constantly, until sugar is dissolved and the mixture is just at the boiling point.
- Set aside to cool slightly.
- Meanwhile, peel and slice cucumbers and onions and combine in a large, non-reactive bowl.
- Pour vinegar mixture over cucumber mixture and stir well to coat.
- Refrigerate about 12 hours and then pack in freezer containers.
- (The refrigeration time is included in the cooking time.).