Bread and Butter Zucchini Pickles

From B&G canning mag. Prep time includes 2 hour soak time.

• Ready In: 3 hrs 10 mins
• Yields: 5 Pints

Ingredients

• 3 1⁄2 lbs  medium zucchini, crosswise cut 1/4-inch thick (12 cups)
• 1  cup onion, thinly sliced (1 large)
• 3  tablespoons pickling salt
•  ice, crushed
• 2  cups cider vinegar
• 1 1⁄2 cups sugar
• 1  tablespoon mustard seeds
• 1  teaspoon celery seed
• 1⁄2 teaspoon whole black peppercorn
• 1⁄2 teaspoon ground turmeric

Directions

1. In extra large bowl combine zucchini and onions. Sprinkle with salt and gently toss. Top with 2" crushed ice and weight down mixture with heavy plate. Let stand at room temperature for 2 hours.
2. Remove ice and drain mixture in colander.
3. In large pot combine vinegar, sugar, mustard seeds, celery seeds, peppercorns and turmeric. Bring to a boil, stirring until sugar dissolves. Take off heat and add zucchini mixture. Return to a boil, stirring frequently, reduce heat. Simmer uncovered for 5 minutes.
4. Ladle into hot pint sterlized jars, leaving 1/2 headspace. Wipe rims and add lids.
5. Process in water bath for 10 minutes, start timing once water is boiling.