Grandmother'S Sugar Cookies
["1 c. powdered sugar", "1/2 c. sugar", "1 tsp. vanilla", "1 c. butter", "1 egg", "1 tsp. cream of tartar", "1 tsp. baking soda", "2 1/2 c. flour"]
["Mix sugars and butter.", "Add egg and vanilla.", "Add dry ingredients.", "Use 1/2 teaspoon of dough and roll into ball.", "Mash flat with bottom of glass, dipped in sugar.", "Bake at 350\u00b0 until lightly browned."]
["powdered sugar", "sugar", "vanilla", "butter", "egg", "cream of tartar", "baking soda", "flour"]