1
Rub lavender flowers between fingers to release oils.
2
Beat butter and icing sugar until pale and fluffy. Add vanilla.
3
Fold in flour, lavender, and salt until a soft dough forms. Do not overwork.
4
Roll between baking paper to 5mm thickness. Refrigerate 30 minutes.
5
Cut into rounds or fingers. Bake at 160°C for 15-18 minutes until just coloured at edges.
6
Cool completely. Dust with icing sugar.