Summer Squash Casserole
["7 c. yellow or zucchini squash", "1/4 c. chopped onion", "1 (10 3/4 oz.) can cream of chicken soup", "1 c. sour cream", "1/4 c. butter or margarine", "2 c. herb seasoned stuffing mix"]
["Cook squash with onion in boiling, salted water until tender. Drain well.", "Combine soup and sour cream.", "Fold in drained squash and onion.", "Melt butter; toss with stuffing mix.", "Spread 1/2 stuffing mix in a 12 x 7 1/2 x 2-inch baking dish.", "Spoon vegetable mixture on top.", "Sprinkle remainder of stuffing mix over vegetables.", "Bake at 350\u00b0 until heated through, 25 to 30 minutes."]
["zucchini", "onion", "cream of chicken soup", "sour cream", "butter", "herb seasoned stuffing mix"]