[iTunes] exporting a podcast

[Terry Pogue]

I want to email some Podcasts our Cooking Group made. When I select  
the podcast and go to Export it look like it's coming up as .txt.
Can someone tell me how to export properly so my friend can hear it?

http://www.terrypogue.com/Terry
"My idea of pure heaven is to spend a day in the kitchen, peeling,  
chopping, and stirring while the words of a good book fill the air  
around me."
Ruth Reichl