how to make nut powder at home

A. hi here I suggest recipe to prepare nuts powder at home: ingredients : 1/2 cup almonds 1/4 cashew 1/4 pista 2 - whole cardamom 1/5 -saffron (optional) pinch of dry ginger powder first roast all the nuts in pan at low flame until the nice aroma comes out from it. and let it cool down at room temperature. grind it in mixture , while grinding add cardamom powder in it. but please don't grind the nuts for more time. keep it in corase powderform .