In a large bowl, cream butter and sugar until light and fluffy, 5-7 minutes. Beat in egg and extracts. Combine the flour and baking powder; gradually add to the creamed mixture., Using a cookie press fitted with the disk of your choice, press dough 1 in. apart onto ungreased baking sheets. Bake at 350° until edges are firm and lightly browned, 12-13 minutes. Remove to wire racks to cool. Frost and decorate as desired.