Preheat oven to 170 C.
Take a bowl add butter and mix well till it becomes creamy.Then add Powdered jaggery and mix really well till everything is combined well.
Now add foxtail millet flour, wheat flour, elachi powder, almond powder and salt and mix well to form a soft dough.
Make small lemon sized balls out of the cookie dough and flatten it little and place it in the cookie tray.
Now bake the cookies for 15-20 minutes.Then allow it to cool completely on a cooling rack and then serve.