Just like the Sour Cream McShaker Fries from the World Heist menu, these feature a flavour sachet and a bag. You pour the fries and flavouring, which in this case is gherkin, into the bag and give it ...

It is clear that McDonald's bosses are aware of the popularity of this limited-edition burger, due to how often it reappears on the menu. However, fans have said they feel "cheated" by its latest ...