From Kosher.com: Why Does Cheese Require Kosher Certification? OU Kosher Staff May 15, 2018 From Kosher.com: The OU’s own Rabbi Moshe Elefant explores the issues that arise with cheese and Kosher certification. OU Kosher Staff Related Articles Kosher in the Kitchen Kosher Tech Video Shabbos Mode on OU Kosher Certified GE Ovens Articles Consumer Kosher Articles A Closer Look at Sugar Consumer Kosher Articles Kosher Trends David Elliot Poultry: A Multigenerational Company with Innovative Kosher Products and A Dedication to the Community