Relishes
Summer Squash Relish
A tested sweet-tangy relish for yellow squash, zucchini, or a measured combination of both.

Gather
Ingredients
- 4 pounds fresh, firm yellow and/or zucchini summer squash (as purchased)
- ½ cup diced sweet onion (about 2.4 ounces prepared)
- 2 cups cider vinegar (5%)
- 2¼ cups white sugar
- 2 teaspoons celery seed
- 2 teaspoons turmeric
- 4 teaspoons mustard seed
Preserve
Instructions
- 01
Keep half-pint or pint jars hot and prepare the lids.
- 02
Wash firm summer squash, remove both ends, and shred or dice it. Peel, trim, wash, and dice or shred the onion.
- 03
Combine 5% cider vinegar, sugar, celery seed, turmeric, and mustard seed; bring this pickling liquid to a boil.
- 04
Add the squash and onion, return the mixture to boiling, and boil gently for 5 minutes while stirring often.
- 05
Fill hot jars with vegetables and enough liquid to cover them, leaving 1/2-inch headspace, then apply the lids.
- 06
In a boiling-water canner at 0–1,000 feet, the process is 15 minutes for either half-pints or pints. Apply the extra time required by your elevation.
Calculate your elevation adjustment →
NCHFP — Summer Squash Relish
Canning Vault independently summarizes the tested controls in practical language; the linked authority controls an actual batch. Read our publication standards.
Review the original source ↗

