Green Bean Casserole
["3 Tbsp. butter, melted", "2 Tbsp. flour", "1 tsp. salt", "1 tsp. sugar", "1/2 tsp. grated onion", "1 c. sour cream", "2 (12 oz.) pkg. frozen French-style green beans, cooked", "1/2 lb. grated Cheddar cheese", "1/2 c. corn flakes"]
["Combine 2 tablespoons butter and flour; cook gently.", "Remove from heat; stir in seasonings and cream.", "Fold in beans.", "Place in a shallow 2-quart dish.", "Cover with cheese, then crumbs (corn flakes) mixed with 1 tablespoon butter.", "Bake in moderate oven at 350\u00b0 for 30 minutes.", "Serves 8."]
["butter", "flour", "salt", "sugar", "onion", "sour cream", "green beans", "Cheddar cheese", "corn flakes"]