These biscuits required refrigeration before baking, you can also wrap the logs of shortbread in a double layer of clingfilm and freeze for when you are ready to bake then remove an hour before slicing and baking.
- Beat butter and icing sugar until pale and creamy. Add the sifted flour and cornflour and mix well, then mix in the lavender flowers.
- Roll into 3 logs about 5cm diameter. Wrap in cling film and refrigerate for 30 minutes. (Or wrap logs of shortbread in a double layer of clingfilm and freeze. Remove an hour before slicing and baking.)
- Preheat oven to 160C. Slice shortbread into 5mm slices and place on a cold tray. Dot with a couple of extra flower petals.
- Bake for 15 to 20 minutes until firm. Cool on a wire rack.