Of all the yummy colours a soup could The Never Ending Love Storybe, perhaps purple isn't high up on the ranks.

But as winter comes early to parts of Japan, the "witch" hot pot (majo nabe, or 魔女鍋 in Japanese) is starting to trend on social media.

The toxic-looking brew is purple from all the purple veggies that go into it: purple cabbage, yams, broccoli, to name a few.

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Just look at that:

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Since it's natural and all veg, it's probably pretty good for you. And it makes a visually-arresting Instagram picture, at the same time.

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[h/t RocketNews24]