The supermarket has unveiled the hot treat featuring the nation’s favourite fruity pig.
The pink chocolate Percy is designed to have hot milk poured over it and it turns into a beverage.
However, according to Metro their is an extra surprise inside.
Food Instagram account @newfoodsuk posted about the treat on their page saying:
"Tastes exactly like Percy Pig sweets, so for any Percy fans out there, you need this in your life."

 

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This year has been a big one for Percy, as M&S brought out a number of themed treats to pay tribute to the popular pink piggy.
Some of these include Percy Pig cake jars and pink pig pancakes with a dessert sauce
Will you be giving it a try?