The fire was contained primarily to a stairwell and is believed to have started from a malfunctioning machine that was being used to spray foam coating on the walls of the stairwell, which is adjacent to the rooms that hold the brewery's fermentation .... UPDATED: Multiple fire crews respond to Minhas Craft Brewery in MonroeWMTV Fire at Minhas Craft Brewery in Monroe does 'substantial damage'Wisconsin State Journal Fire strikes historic Monroe breweryMilwaukee Journal Sentinel WIFR -Monroe Times -Rockford Register Star all 14 news articles »