Ingredients
- 175g softened butter
- 50g golden caster sugar
- 50g icing sugar
- 2 egg yolks
- 2 tsp vanilla extract
- 300g plain flour, plus extra for dusting
- 100g softened butter
- 140g icing sugar, sifted, plus a little extra
- 2 tbsp custard powder
- few drops yellow food colouring, if you have any