Tea marketer Twinings also felt the backlash of public discontent over changes to its 180-year-old Earl Grey tea in April 2011.

BBC: The recipe rage problem

Emily has discovered a company in Cornwall that grows and blends Earl Grey tea.

BBC: Can a family survive for a year on British-made goods?

Extracted from the rind, the oil is blended into many perfumes and is a key ingredient in Earl Grey tea.

WSJ: Bergamot Is No Lemon

Then the leaves are rolled to bruise them, chopped, oxidised and slow-dried before being blended into Classic Tea, Afternoon Tea, Earl Grey and Green Tea.

BBC: Twenty tastes of Britain

Since Marcolini began making single estate chocs, combining them with ingredients like Earl Grey tea, that fashion has swept through the chocolate making business.

FORBES: Why The Apple vs Samsung Verdict Is A Big Mistake

As we leave, the parlor maid is laying out the silver in preparation for an Earl who is coming to tea while outside the gamekeeper ensures the drives aren't flooded before the shooting party arrives at the weekend.

CNN: STORY HIGHLIGHTS

Initially refusing to capitulate to Earl Grey purists, only four months later the tea company reintroduced the original under a new label - Earl Grey The Classic Edition.

BBC: The recipe rage problem