The Sour Hour broadcasts live from The Hop Grenade as Cory King, head brewer for Perennial Artisan Ales and founder of Side Project Brewery, joins Jay and Moscow to discuss his lineup of stellar, small-batch sour beers. This episode also features brewin' brother Roberto of HopTech Homebrew and his sours made using Heretic's wort and The Rare Barrel's yeast.

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