Mom'S Whirly-Twirls(Icebox Cookie)  
["2 c. sifted flour", "1/2 tsp. baking powder", "1/2 tsp. salt", "1/8 tsp. baking soda", "1/2 c. butter or margarine", "3/4 c. sugar", "1 egg", "1 tsp. rum extract", "1 sq. unsweetened chocolate", "red food coloring"]
["Measure flour, baking powder, salt and baking soda; sift in a bowl.", "Cream butter and sugar until fluffy.", "Beat in egg and rum flavor.", "Sift in dry ingredients gradually to make soft dough. Spoon 1/2 of dough into small bowl.", "Blend in melted chocolate. Tint the other half with a few drops of red food color.", "Roll out 1/2 dough of each color to a square between 2 sheets of wax paper. Peel off top sheets.", "Lay red tinted dough paper side up on top of chocolate.", "Peel off paper.", "Roll up doughs, jelly roll fashion, using bottom paper as guide.", "Wrap in clean wax paper.", "Repeat with remaining dough.", "Chill for 24 hours.", "Unwrap dough right before baking.", "Slice 1/8-inch thick with a sharp knife.", "Place on greased cookie sheet.", "Bake at 350\u00b0 for 10 minutes."]
["flour", "baking powder", "salt", "baking soda", "butter", "sugar", "egg", "rum", "unsweetened chocolate", "red food coloring"]