Nando's release Vusa, their hottest sauce yet!

Nando's is a proudly South African institution.

Their chicken is like their humour - top tier!

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Everyone also knows that their sauces are just as mouthwatering as their tasty chicken and just elevates it even further.

They have a spicy sauce for every level. Whether you're into blow-your-socks off or just a subtle nudge, they have one just for you.

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You can use their very handy PERI-meter to find your perfect match:

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As you can see, the meter only goes to Xtra Hot.

That has now changed because they have a new sauce that is straight fire. 

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Like if you had to put a burning flame into a bottle and pour it on your tongue - it would give you the same burn as this sauce.

The sauce is for the bravest of the brave chicken connoisseurs who might be looking for a challenge.

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The brand-new Xtra Xtra Hot Sauce is called 'Vusa' (which means 'awaken') and is has been added to the very top of the PERI-meter!

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The sauce contains lemon, garlic, cider vinegar, bell pepper puree, and the special spicy ingredient - the African Bird's Eye Chilli.

The chilli reaches a high of 175,000 Scoville Heat Units.

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To put that into perspective: the Xtra Hot sauce, according to Reddit, is only around 35,000 Scoville Heat Units.

Clearly, this is not for the faint of heart so good luck to any of those brave enough to try.

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Main image courtesy of @Spinningfields/Twitter