Firstly, heat milk in a large thick bottomed pan. Keep stirring occasionally on medium heat.

Boil the milk and reduce it to half. also keep stirring in between till the milk reduces and thickens completely.

Now, in a cup take water and lemon juice. mix well.

Pour the diluted lemon water onto the milk keeping on low flame. stir and allow the milk to curdle.

Add sugar and stir continuously and dissolve the sugar well. milk thickens and turns slightly golden brown.

Also, milk mixture starts to separate pan. now,add cardamom powder and mix well.

Transfer the milk mixture to greased steel vessel.

Allow to cool in 4 hours or till they cool completely.

Once it cool completely, separate the sides with the knife. reverse and unmould the cake.

Finally, cut the milk cake kalkand into pieces and garnish with chopped pistachios.