Walnut Balls
["1 c. butter, softened or margarine", "1/4 c. sugar", "few grains salt", "pinch of baking powder", "2 c. flour", "1 c. coarsely chopped walnuts", "about 1 c. confectioners sugar"]
["In medium-size bowl, mix butter, sugar, salt and baking powder.", "Stir in flour and walnuts.", "If mixture is too soft to handle, chill and refrigerate for a few hours.", "Roll into 1-inch balls.", "Bake at 300\u00b0", "for 50 to 60 minutes.", "Cool on wire rack 30 minutes and shake 4 at a time in bag with confectioners sugar. Great for the holidays."]
["butter", "sugar", "salt", "baking powder", "flour", "walnuts", "confectioners sugar"]