Cream together the butter, vanilla seeds and sugar then stir in the egg
3
Mix together the ground almonds and flour and mix into the butter and sugar mixture. When thoroughly combined, transfer the mixture to a piping bag with a star nozzle
4
Pipe circles of the dough onto a tray lined with baking paper. Bake for 8–10 minutes until the biscuits are just starting to turn golden brown
5
Leave to cool, sprinkle with caster sugar and serve