It's that triangle-shaped block of chocolate that tastes delicious, but when it comes to breaking off a piece, is about as far from a Kit Kat's easy wafer-snap as you can get.
Until now. A YouTuber has shared her foolproof method for snapping off individual pieces of the bar in a video that's been viewed more than 660,000 times.
Kaitlin Moore, believed to be from the US, demonstrates opening a bar of Toblerone as she explains: "Let me show you how to properly break off a piece of it."
Eating a bar of the pyramid-shaped block, which is inspired by the Matterhorn Mountain in the Swiss Alps, usually involves some effort to snap away each piece.