Rich, chocolatey, fudgy brownies with a rather unexpected ingredient hiding inside ... Mangelwurzel might not be the first thing you'd think of when reaching for your baking tin, but its natural moisture makes it surprisingly at home in a batch of homemade Chocolate & Mangelwurzel Brownies. Think squidgy centres, slightly crisp edges and plenty of chocolate. You wouldn't necessarily guess what's in them, but that's rather the fun of it. Why Mangelwurzel? Mangelwurzel is ofte