Well, I was curious if it is possible. Does the heat/sitting on the shelf de-activate the bacteria? I know that it's possible to buy cultures over the net. I've read that some bakeries/pizza places will sell some sourdough dough too. :O).
Chef Jansen Chan's pumpkin pie hack lets you make one from scratch in less then 30 minutes. Who wants to spend time making pie crust, when you can be enjoying Friendsgiving? With The International Culinary Center