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Ale to the Chief!

Tapping into an outpouring of public interest the +The White House finally releases its coveted beer recipes. 

Full story: by +Olivier Knox 
Kevin Parra's profile photoSam Stutler's profile photoelias piniel's profile photo
Looks good, although you can change the gypsum content to account for water hardness.  The tap in DC is surface water, so it doesn't have the base minerals that make for an even balance between fermentation and smoothness.
@Sam Stutler Sounds like you know your stuff.
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