Melt butter and add to herb dressing mix. Place half of this ... a 2 quart casserole dish. Mix together squash, sour cream and soup. ... degrees for 20 minutes.
Drain and mash squash. Combine all ingredients. (Save some of dressing for a topping.) Pour into a well greased casserole dish. Sprinkle the top with ... 40 minutes. Serves 12.