Sift together flour baking powder mace and salt Gradually stir sugar into softened butter Beat in egg Add flour mixture gradually mixing after each addition Let dough stand 30 minutes at room temperature With fingers on waxed paper shape a rounded teaspoonful of dough at a time into a roll 2-inches long Taper ends Roll in lightly toasted sesame seed Place on an ungreased cookie sheet Curve ends to form crescents Bake in a 375 oven 18 to 20 minutes or until lightly browned around the bottom Cool on wire rack
