- Combine water and milk powder. Whisk until well blended. Set it aside. Assemble rest of the ingredient. Measure pistachios... Coarsely grind them into pieces... In a bowl combine heavy cream and water-milk powder mixture. Add condensed milk.. Add kewra essence... Mix in green color... Mix in crushed pistachios and.. Add homemade whipped cream... Give it a good mix.. Pour it in a bowl or deep dish tray.. Generously top it with some crushed pistachios. Cover and freezer. Scoop ice cream into a bowl, garnish it with some crushed pistachios.