Mix wheat flour, custard powder, salt and cardamom powder in a bowl and keep it ready.
Add tutti frutti and nuts to flour and mix.
Take butter in a bowl
Add sugar to it and mix butter and sugar to form a creamy texture.
Add pista essence to it.
Then add the flour and nuts mix in batches
Mix everything together and it will looks like crumbs.
Add few drops of milk to form a dough.
Divide the dough into two parts.
Shape the dough as rectangular log.
Cling wrap them and keep in fridge for 1 hour.
After one hour, take the firm dough and cut them as slices.
Place the cookies in baking tray lined with parchment paper.
Preheat the oven at 180°C and bake in the same temperature for 20-22 minutes till it is done.
Serve the cookies with hot cup of Tea/Coffee