What is a S'more? In short, a S'more is a thing of beauty. These traditional American campfire treats are made up of a fire-roasted marshmallow and melted chocolate sandwiched between two Graham crackers (similar to digestive biscuits). The word S'more comes from "some more". It's not hard to see why - they are incredibly addictive! In honour of National S'mores Day in the US (one need not be American to celebrate such an incredibly important day), I decided to make a slightly more sophisticated version. These gorgeous tartlets have a crunchy biscuit crust, rich chocolate custard filling and gooey marshmallow-meringue topping. A...