I just stumbled upon this site a week or so ago called Pimp That Snack.
It rocks my world! It has homemade recipes for some of my favorite 7-Eleven delectables...with king-sized portions! :D
They also provide pictures to show you the difference in size between the original marketed products and the humongous homemade ones. Take this, for example:
And there's tons more recipes where that came from! Check it out!