Churn biscuits to a smooth powder.
In a bowl,heat butter, chocolate and sugar.
Add water and let it boil.
Put half of the nuts to this mixture.
Let it cool down till lukewarm temp.
Add churned biscuits and oats..batter should be really thick.
Now on a butter paper,scoop out mixture 1 by 1.flatten it with the help of your hand.
Set all likewise and keep in fridge fr 1-2hrs.
Serve with some more nuts on top.