What happens to that decade-old bottle of Baileys you've got down the back of the press...

Baileys Irish Cream is one of those products that everyone has a bottle of ... somewhere. Probably down the back of the booze cabinet.

Well, if you've ever come across a bottle of the Irish cream that's a little out-of-date and wondered if it's still 'good', remember – it's made with actual cream. So if it's been sitting there for 12 years, like this bottle, you may want to check it out before pouring a glass.

Extraction of the contents involves gardening tools and a hammer. And what are the nutty bits?