Published Sunday, 19 August, 2012 by Molly
1. In a food processor or a zip lock bag with a rolling pin to bash, crush together biscuits and 1 packet clinkers. Pour into a large bowl.
2. Chop 3/4 remaining bag clinkers into rough pieces, stir through biscuit mixture.
3. Melt together butter and condensed milk over a low heat in a saucepan. Pour into biscuit mixture, stir to combine. Press into a slice tin or square cake tin lined with foil or baking paper, ensuring overhang so you can lift it out easily. Place in fridge.
4.Melt chocolate and pour over slice. Crush remaining clinkers and sprinkle over. Let set for at least four hours or overnight for best results.