- Pour milk into a heavy bottom pan and bring it to a boil and reduce the flame. After a short while, it turns into thick. Then add 2 tsp of vinegar drop by drop and curdle the milk slowly. Do not overcook it and add chopped soaked figs & mix it. The mixture has to be moist and juicy but not dry. Now add sugar, stir and mix well. Cook it on a medium flame, stir constantly to prevent burns at bottom. Take butter & grease it to a tray & transfer the kalakand mixture spread it to ¾ inch thickness. Cool the kalakand for at least 15 minutes.