Preheat oven to 180oC (350oF).
Using mixer at medium speed, cream the butter and gradually add sugar.
Continue mixing until light and fluffy.
Add egg whites one at a time, beating thoroughly after each addition.
Add vanilla essence.
Sift flour and fold in, blending
thoroughly to form a smooth mixture. Spoon mixture into a pastry bag
with a small frosting tip. Pipe 10cm strips of the batter onto greased
and floured baking trays, about 5 cm apart. Bake each batch in the
preheated oven for about 7 minutes or until the cookies have lightly
Remove cookies immediately from the baking
tray to prevent sticking.
Transfer to a clean plate and set aside to
If not eating immediately, pack in