Cream butter sugar until it becomes white and fluffy. You can use a hand whisk.
Add vanilla extract and whisk again.
Mix the flours with butter and sugar mix.
Bring the dough together. You can add a tsp of milk to bind everything if it's not coming together.
Make a log of the dough and wrap it in a cling film.
Refrigerate the dough for about 30 minutes.
Meanwhile preheat the oven at 150 C for 10 minutes.
Take out the dough and use a sharp knife to cut the cookies.
Arrange them in a parchment paper-lined baking tray.
Bake for 15 minutes or until the edges begin to brown.
Take out from the oven and allow them to cool on the tray.
Store them in an airtight container.