Pineapple Cream Pie
["1 c. flour", "1/2 c. walnuts, finely chopped", "1 stick melted butter or margarine", "1 Tbsp. sugar", "8 oz. Cool Whip", "8 oz. sour cream or yogurt", "1 large can crushed pineapple, unsweetened and undrained"]
["Combine flour, nuts, margarine and sugar.", "Press into a pie plate and bake at 350\u00b0 until just slightly browned, about 15 minutes.", "Cool for 15 minutes and fill with a combination of the remaining ingredients.", "Chill overnight."]
["flour", "walnuts", "butter", "sugar", "sour cream", "pineapple"]