Cream margarine; gradually add 3/4 cup sugar, beating at medium speed of a mixer until light and fluffy. Add egg and vanilla; beat well. Combine cake flour, aniseed, baking powder, and salt; add to creamed mixture, stirring until well-blended. Divide dough in half; shape each portion into a ball, and wrap each in plastic wrap. Freeze 40 minutes.
Preheat oven to 350°. Remove one portion of dough from freezer; remove plastic wrap. Roll dough to a 1/8-inch thickness on a lightly floured surface; cut with a 2-inch round cutter. Place on baking sheets. Combine 2 teaspoons sugar and cinnamon; sprinkle over cookies. Bake at 350° for 10 minutes. Remove from baking sheets immediately; cool on wire racks. Repeat procedure with remaining portion of dough. Store in an airtight container.