By Eloise Head
125g (4.5oz) speculoos biscuits (I use Biscoff) + 6 extra, broken into pieces
50g (1.75oz) salted butter, melted
200g (7oz) condensed milk
150g (2/3 cup) milk and white chocolate chips
30g (2 tbsp) speculoos spread (cookie butter) (I use Biscoff), melted