The product's contents aren't the only thing that's gotten a shake up. The iconic pale blue bottle of brown sauce has also had different images featuring famed British structures over the years ...

Heinz tomato ketchup and HP Sauce are essentials in many UK households. A bacon sandwich wouldn't be complete without a squirt of tomato sauce, while a sausage sarnie demands a dollop of brown sauce.

It's a culture shock extravaganza. Fear not, though — here's everything you need to know about Britain's saucy side.

For many households, the bottles of Heinz tomato ketchup and HP Sauce are key staples. A bacon sandwich wouldn't be the same without tomato sauce while a sausage sarnie needs a dollop of brown sauce.

HP Sauce has taken a cue from its namesake - with a redesign of its famous label. Bottles of the quintessentially British condiment, named after the Houses of Parliament, usually show the ...

People are just discovering what 'HP' in HP Sauce stands for - and clue is on the bottle ...