Cheese and mustard in Maastricht. January 26, 2019January 26, 2019 Editor Promotions (advertise here?) Cheese and mustard in Maastricht. Psst.. You might like this..Eating out in Essen at ChristmasA road trip around Cannes on the French RivieraLong queues to museums on a sweltering summer day in BerlinDid Mozart, Vivaldi, and Bizet travel green to their…