Squash Casserole
["1 qt. cooked squash, sliced 1/2-inch thick", "1 c. Pepperidge Farm dressing", "1/2 stick margarine", "3/4 c. chopped onion"]
["Cook onion and margarine in frying pan until tender and slightly brown.", "Remove pan from heat; add dressing and squash; salt and pepper to taste.", "Mix well.", "Place in greased casserole pan.", "Sprinkle with grated cheese.", "Bake at 350\u00b0", "until brown."]
["dressing", "margarine", "onion"]