Bourbon biscuits are a type of sandwich cookie ... They're really just a more portable and longer-lasting version of a chocolate cake, a two-bite treat that fits perfectly in your hand.

Let the kids help breaking the chocolate and biscuits and stirring them in. Line a 20cm/8in square cake tin with a sheet of baking paper. Tip the condensed milk into a large microwavable bowl.

It is no accident that you'll find plenty of dessert and biscuit recipes made with a combination of bourbon and chocolate ... and crown slices of cake. Read more: 23 Best Ice Cream Brands Ranked ...