Mary'S Cookies
["1/2 c. sifted confectioners sugar", "1 c. butter", "1 egg", "1 tsp. vanilla", "2 1/2 c. flour", "1 tsp. baking soda", "1 tsp. cream of tartar"]
["Mix sugar, egg, butter and vanilla.", "Sift dry ingredients together.", "Refrigerate about three hours.", "Roll.", "Preheat oven to 350\u00b0.", "Bake 7 or 8 minutes."]
["confectioners sugar", "butter", "egg", "vanilla", "flour", "baking soda", "cream of tartar"]