Canning method
Add cucumbers, peppers, onions, salt, and ice to water and let stand 4 hours. Drain and re-cover vegetables with fresh ice water for another hour. Drain again. Combine spices in a spice or cheesecloth bag. Add spices to sugar and vinegar. Heat to boiling and pour mixture over vegetables.
Cover and refrigerate 24 hours. Heat mixture to boiling and fill hot into clean jars, leaving 1/2-inch headspace. Adjust lids and process according to the recommendations in
Processing: Process Hot, Half-pints or Pints, boiling-water canner, 0 - 1,000 ft - 10 minutes.
Altitude-adjusted processing table: Table 1. Recommended process time for Pickle Relish in a boiling-water canner. / Process Time at Elevations of / Style of Pack - Jar Size - 0 - 1,000 ft - 1,001 - 6,000 ft - Above 6,000 ft / Hot - Half-pints or Pints - 10 min - 15 - 20