Giant Bourbon Biscuits

Rather like giant dominoes, these chocolate sandwich biscuits, filled with a rich, crunchy chocolate filling, are a British classic loved by all ages. They can be made in many shapes and sizes. These are big enough to be a meal in themselves. This recipe, which was my mother’s, goes back almost eighty years, so it has been tested on many generations of children, including myself. Commercially made Bourbon biscuits are readily available, but it is worth the effort to make these at home, as t