2cupsyellow onions(cut in thick slices from pole to pole)
1cupcanning salt
3quartswater
6cupsapple cider vinegar
1½cupswater
¼cupsugar
2tablespoonsprepared horseradish
1tablespoonred pepper flakes
2clovesgarlic
Instructions
In a large mixing bowl, combine cut vegetables. Mix canning salt with 3 quarts of water and pour over vegetables. Let sit for 1 hour.
In a large saucepan combine remaining ingredients and simmer for 15 minutes. Remove garlic cloves.
Drain vegetables, rinse and drain thoroughly again.
Pack the vegetables into hot sterile jars. Add brine on top. Slide a knife around the inside edge of the jar to remove any air bubbles and fill jars leaving ¼ inch headspace.
Adjust the two piece lid and process in a boiling water canner for 10 minutes.