A snack that children – and adults in Denmark – love to eat is what we call Pølsehorn. It is a good old sausage roll, with or without ketchup, and most bakers, supermarkets sell these. You can easily make a version with store-bought dough, and a sausage, pop it in the oven and there you go. These are great for lunchboxes, or an afternoon snack when the kids are starving.…