A day at a Christmas market in the UK can be a pricey undertaking. With reports coming out of traders charging £9.50 for hot chocolate and £8 for bratwurst at Manchester Christmas market , it's no surprise that people are looking to the continent for more affordable alternatives. Card terminal provider SumUp has put together a list of Europe's cheapest Christmas markets, and taking the number one slot is a little-known city in Poland which doesn't tend to be on most tourist's radar. Poznan, the