2 c. cooked squash
1 (8 oz.) sour cream
1 can cream of chicken soup, undiluted
1 sm. onion, chopped
1 bag Pepperidge Farm dressing

Mix all except dressing. In well greased dish place layer of seasoned dressing. Spoon mixture on. Top with rest of crumbs and dot with butter. Bake at 350 degrees for 30 to 45 minutes.