Spoon 3 tablespoons of dough onto a parchment lined baking sheet. Bake for 15-18 minutes until cookies start to turn light brown. Remove from oven and allow to cool for 10-15 minutes before moving onto a wire rack to cool.
To make the sandwiches, combine milk chocolate and heavy cream in a microwave safe bowl. Microwave for 60 seconds. Whisk until smooth. Add bourbon and whisk into chocolate sauce. Spoon chocolate sauce onto the backside of a cookie.