3 c. cooked squash
1 onion
1 can cream of celery soup
3 c. Pepperidge Farms dressing mix
2 tbsp. butter

Cook squash and onion together. Drain. Add butter. Cover bottom of dish with dressing mix. Add 1/2 of the cooked squash and onions evenly. Pour over top 1/2 of the cream of celery soup.