Pretzel Salad
["1 1/2 c. sugar", "1 1/2 sticks margarine, melted", "1 (8 oz.) pkg. cream cheese", "1 lb. canned pineapple", "1 (9 oz.) container Cool Whip", "1 1/2 c. pretzels, crushed"]
["Mix pretzels, margarine and sugar.", "Press into a 9 x 13-inch pan; bake at 350\u00b0 for 10 minutes.", "Combine remaining ingredients; spread on top of cooled crust.", "Refrigerate."]
["sugar", "margarine", "cream cheese", "pineapple", "pretzels"]