powdered milk baking powder sugar cream of tartar Put the cold butter and shortening ... Use a 2½-inch round cutter to cut out biscuits. Gather the scraps and cut out more biscuits.

Using a biscuit cutter or a template cut into ... and mix for a minute. Add the cream of tartar and mix for 45 seconds. Slowly add the icing sugar and beat for 10 minutes on a slow speed (you ...