You are likely to have seen them on supermarket shelves in Tesco and Aldi, brightly coloured plastic tubs of bite size, handmade confectionery bearing the Broderick’s brand; rocky road, salted caramel crispy, double choc brownies. The cartoon graphics show blue skies, rolling hills and a cute factory chugging out rainbow emissions. “It’s time to get the LateLate ToyShow snacks in!,” Broderick’s urged its customers on its Facebook page earlier in the week promoting its family-friendly snack range. And to date, the story of the artisan Dublin chocolatier and bakery has largely been an upbeat tale of little acorns steadily growing…