Are your products Kosher? August 21, 2018 19:09 All of our products are Orthodox Union (OU) Kosher Certified. Related articles Do you use hydrogenated oils in your frosting? Is there corn in the powdered sugar in your frosting? Is your baking soda aluminum-free? Are your products vegan? What can I use as a vinegar replacement? Comments 0 comments Article is closed for comments.