A lot of the sandwiches showcased on International Sandwich Sunday here on Sandwiches of History are complex. Whether it involves baking a specific bread or making several sauce, it can be a lot. Well, today’s Mars Bar and Apple Sandwich from Northern Ireland in the UK is pretty much a sketch in epic simplicity. Bread, butter, Mars Bar, and apple. But it’s also a prime example of the total being greater that just the sum of it’s parts. Snag some Sandwiches of History hoodies, t-shirts, beanies,