Wash cucumbers and slice thinly. Do not peel. Peel and slice the onions. Combine with salt and let stand for 2 hours. Mix all remaining ingredients and bring to the boiling point. Add cucumbers to boiling syrup. Simmer about 30 minutes or until cucumbers are tender
Read General Water Bath Canning Instructions.
Pack hot food into hot jars leaving 1/4 inch head space and process in boiling water bath canner for 10 minutes.
Makes about 6 pints