I just wanted to bump this thread and see if anyone might have some other ideas to pursue with my graphic artist. I still like the #5 flaming bean, but I'm going to have him tweak the green color of the bean and lettering to more something more like 2 or 3.
Going in a different direction, I found some bag-related clip art that I think has potential:
With Cafe Press, we don't have to limit things to one design or logo.