Reply To: OU kashrus is not reliable? Home › Forums › Decaffeinated Coffee › OU kashrus is not reliable? › Reply To: OU kashrus is not reliable? February 29, 2016 8:55 pm at 8:55 pm #1214334 YW Moderator-29 ???Moderator Aw, well I hope you’ll be okay with that. In general best practice is to have a clue before weighing in.