Take palm jaggery and water in a sauce pan and ,melt gently. Strain it and set aside.
Take rice flour in a bowl, add coconut milk and mix well. Set aside.
Take the melted jaggery syrup in a pan. Bring it to a boil.
Add rice flour mix and mix well. Keep cooking and mixing till everything starts to thicken.
Keep mixing till it gets little more thick.
Add ghee little by little and keep mixing.
At a point the mix will get really thick and the coconut oil from the coconut milk will start to leave.
Heat little ghee in a pan, add cashews and kishmish and fry till golden. Add this to the halwa and mix well.
At one point the oil will come out completely.
Now pour this in a greased pan and let it set for 2 to 3 hours.
Slice and serve