Lauki kheer /Bottle gourd dessert

Boil milk and cook on low flame till reduced to half.Meanwhile peel and grate lauki with a grater.Heat 1 tbsp ghee in a wok and toss the grated lauki till the moisture dries up.Add 1 tbsp sugar and toss.Add the lauki to the kheer and add sugar.Dilute powder milk and add to the boiling milk.If using condensed milk,adjust sugar.Add chopped nuts.Make a slurry of 1 tsp cornflour and add to milk.Give it a boil.Sprinkle crushed cardamom and rose water.Cool and add raisins.Serve chilled.