Vidalia Onion Casserole
["5 large Vidalia onions, thinly sliced", "25 round butter crackers", "1/2 c. grated Parmesan cheese", "1/2 c. margarine, melted"]
["Preheat oven to 350\u00b0.", "Place half of onions in a 13 x 9-inch baking dish.", "Top with half of crackers and half of Parmesan cheese.", "Repeat with remaining ingredients (except margarine)."]
["Vidalia onions", "butter crackers", "Parmesan cheese", "margarine"]