Bread And Butter Pickles
["4 quarts cucumbers", "8 onions", "1/2 cup salt", "8 trays ice cubes", "5 cups sugar", "3 cups vinegar", "2 cups water", "1 1/2 tsp. turmeric", "1 tsp. celery seed", "2 tsp. mustard seed"]
["Mix thinly sliced cucumbers and onions.", "Sprinkle with salt and cover with ice.", "Let stand until ice is almost melted.", "Drain and rinse with cold water."]
["cucumbers", "onions", "salt", "sugar", "vinegar", "water", "turmeric", "celery"]