Forgive me if you've heard this before, but I've just been informed of an important breakthrough in hamburger technology: using grilled cheese sandwiches as buns.
Also, an important breakthrough in the field of french toast: using banana bread.
These are obviously most appropriate for mass gain cycles or other times when you need massive amounts of energy or awesomeness.
EDIT: curses, it seems i'm behind the curve. http://consumerist.com/2010/06/frien...-arteries.html