If you are buying premium butter and you use the byproduct (buttermilk) then it may be close to break even. But yes it does spoil faster

https://www.wpr.org/news/state-revokes-brewing-license-kirk-bangstad

Something about not paying taxes

Bangstad provided a chart explaining what violations were allegedly in the document from the DOR. Those include unauthorized running of a retail outlet, violation of shipping laws and untaxed beer possession in an unpermitted warehouse.