Amount Measure Ingredient -- Preparation Method
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2 cups cider vinegar
1 tablespoon peppercorns
1 teaspoon celery seed
1 teaspoon salt
1 tablespoon red pepper flakes
1 onion -- finely chopped
1 cup water
Preparation:
Preparation: Combine in a large saucepan. Bring to a boil, reduce heat, and simmer uncovered for an hour. Strain to remove the peppercorns if you like.