Squash Casserole - cooking recipe

Ingredients

2 1/2 c. squash
1 medium onion, chopped
1 stick margarine
1 can cream of chicken soup
1 c. sour cream
1 pkg. dressing mix

Preparation

Cook squash and onion in salt water.
Mix all ingredients; save a little cheese and dressing mix to go on top.
Put in baking dish.
Bake 30 minutes at 350\u00b0.