In a pan add milk and bring it to boil, to this add sugar n milk powder, simmer n boil till it thickens little then add crushed nuts n gelatin n giv it a good stir.. this is the pannacotta mixture..
Take serving glasses n place half a laddoo as ur first layer n flatten it, pour the pannacotta mixture on top of it as a second layer n referigerate them till it sets.. once set place some more laddo as a 3rd layer n garnish it with a pistachio or nuts of ur choice..
Serve them chilled..!!