Zucchini Relish
["10 c. zucchini, unpeeled and chopped", "4 c. chopped onion", "4 large sweet bell peppers, chopped", "6 to 8 jalapeno peppers, chopped", "1/4 c. salt", "4 1/2 c. sugar", "2 1/2 c. vinegar", "1 Tbsp. dry mustard", "1 Tbsp. turmeric", "4 Tbsp. celery seed", "1 Tbsp. black pepper", "1 Tbsp. prepared mustard", "2 Tbsp. cornstarch"]
["Put the first 4 ingredients into a container and cover with 1/4 cup salt.", "Let stand overnight.", "Thoroughly drain next day."]
["zucchini", "onion", "sweet bell peppers", "peppers", "salt", "sugar", "vinegar", "mustard", "turmeric", "celery", "black pepper", "mustard", "cornstarch"]