Last year M&S's chunky chocolate bar known as the Big Daddy, which is filled with caramel, peanut butter and roasted peanut pieces, went viral, with many people hailing it the UK's answer to the ...

On the bottom slice (with crust), spread marshmallow fluff. On one side of the crustless slice, spread peanut butter, and ...

Fortunately it's nowhere near as acrid as the hazelnut and the bar itself is a little less chewy than the chocolate peanut butter form. It leaves that stale, almost metallic aftertaste on the ...