http://www.instructables.com/id/DIY-Vanilla-Extraction/#allstepslogin

"Vanilla" has come to mean plain, ordinary, commonplace. It's anything
but! The aroma of these strange brown beans mystified the first
European explorers of what is now Mexico. Vanilla continues to be one
of the world's most expensive spices. This instructable demonstrates a
simple process to make vanilla extract.

[This text taken from the website]


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