(RNS) — In November, three of America’s largest kosher certifying organizations came together to release new guidance regarding the status of beer, which has long been considered kosher by default. Due to the proliferation of flavorings brought on by craft brewing and other industry changes, however, the rabbis who declare food products to be in line with Jewish dietary laws now say to check the label before drinking. “We’ve discovered that companies use many flavors, different flavors, to enhance even the simple beers that they manufacture.