Who knows what a celeriac looks like? I wasn't entirely sure, so shopping for one was a little tricky. That was the least of my problems - I had to go to at least 5 green grocers before I found one! Luckily, I found one (because I'd already bought the other ingredients). For those of you who also don't know, this is a celeriac:
My soup laid on the table with some awesome fancy bruschetta:
My soup is not as smooth as the one in the magazine and looks like it is a slightly different colour, but I'm putting that down to the colour of the bowl.