Amazing what you find when looking for popcorn! This does look good, I have to say. Even after a couple of big bowls of the buttered stuff while watching the movie. (Air-popped at home, with real butter.)
Here is the link to the original blog where this is posted:
Okay, I just visited the site, and it's totally worth a look. It shows making the cake, step by step. And each photo is quite tasty. Mmmm!