Crush the cookies and cream biscuits and mix with melted margarine. Press into the bottom of the cake mold.

Whip the haan wippy cream with cold water until stiff peaks form.

Dissolve gelatin in water and mix into the whipped cream.

Melt the white chocolate with milk in the microwave and fold into half of the whipped cream mixture.

Pour the white chocolate mixture over the biscuit base and refrigerate until set.

Melt the dark chocolate with milk in the microwave and fold into the remaining whipped cream mixture.

Pour the dark chocolate mixture over the set white chocolate layer and refrigerate until fully set.