- 175g butter
- 100g caster sugar
- 1 large egg yolk
- Few drops of vanilla extract
- 250g plain flour
Pre-heat the oven to 180C/160C Fan/Gas 4. Line 2 baking trays with baking paper.
Mix the butter with the caster sugar until blended. Add the egg yolk and a few drops of vanilla extract. Stir in the plain flour until the mixture comes together.
Finish mixing with your hands to make dough. Shape into a shallow block and wrap in cling film. Chill for 20-25 minutes.
Roll out on a lightly floured surface to about 4mm thick. Cut into 2.5 x 8cm fingers.
Transfer to the baking trays and bake for 10-14 minutes until light golden brown.
Leave on the trays for 5 minutes to harden.
Transfer to a wire rack to cool.