Ingredients:
250g butter, softened
140g caster sugar
1 egg yolk
2tsp vanilla/caramel essence
300g cake flour
Method:
Mix caster sugar & butter together in a large bowl with a wooden spoon, add yolk & essence and combine. Sift over flour and stir well.
Break off pieces and roll into small balls of dough - place on greased baking tray and flatten with a fork, sprinkle with caster suger if desired.
Bake @ 180* for about +-20 mins...and Voilà !