Preheat oven to 175°C.

Mix together flour, cardamom powder and sugar.

Add in the melted butter and mix to form a slightly crumbly dough.

Divide it into 18 equal portions.

Roll each portion into a ball.

Place some sliced pistachios on top and slightly press it in the centre.

Place them on a greased tray.

Bake them for 12 - 15 minutes.

Remove the tray from oven and set aside for 10 minutes.

With a spatula gently remove the cookies and place on wire rack. Allow them to cool completely before placing them in an airtight box.