2 lb. fresh firm squash
2 sm. onions
1/4 c. salt
2 c. white sugar
1 tsp. celery salt
1 tsp. turmeric
2 tsp. mustard seed
3 c. cider vinegar

Wash squash and cut in thin pieces. Peel and cut onions in quarters, then slice very thin. Add to squash. Cover squash and onions, with water and add salt. Let stand 2 hours. Drain thoroughly. Bring remaining ingredients to a boil. Pour over squash and onions. Let stand 2 hours. Bring all ingredients to a boil and heat 5 minutes. Pack into jars. Leave 1/2 inch headspace. Adjust lids. Process in boiling water bath for 15 minutes.