A birthday cake that's, quite literally, out of this world.

Okay, admittedly I’m not going to rush home and make this because I can’t bake very well – but maybe you can. Nevertheless I am going to go home and look at the beauty of this cake over-and-over again. Because it is food porn.

The cake that is literally out of this world – a ‘Spherical Concencentric Layer Cake’ – has everyone here slurping up their drool.

The kind (and very talented) cooks from Cakecrumbs have showed us how to make it.

That - above - there is the final product of a very amazing cake.

In the process of cooking, the inside looks like this:

And once hardened looks a little something like this:

And then finally (as seen above) the cake ends up like a sphere in outer space.

So if you want to give it a go (you know you do). Here's the video on how to make it...

What's the best thing you've ever cooked?