You punch a small hole in each end and blow through one.
http://www.minkhollow.ca/HatchingProgram/Activities/BlowEgg....
http://www.minkhollow.ca/HatchingProgram/Activities/BlowEgg....
This is the obvious answer, but we're hackers - we need to be pedantic and anal otherwise there's no real fun in forcing others to think beyond there assumptions.
;)
keep trying