Kosher Professionals

The Vinegar Industry (Halachic Highlights)

A series of questions and answers about the OU policy on kosher issues in the vinegar industry.

Red Flag Ingredients

A partial listing of common “Red Flag Ingredients” which one may come across in the flavor industry as well as other industries.

What Could Be Wrong With…L-Cysteine?

When is the last time you have seen a harvest? Some of us can think back to last fall’s grape crunch; others can still picture a combine’s quick clearing of a wheat field for Shmurah flour. Most of us, however, could not rapidly identify the last harvest we witnessed. It would surprise many of us […]

Food for Thought: Fat For Thought

What are the implications of fat substitutes in food?

Sweet-Talk: Inside The Kosher Bakery

Certificating an industrial bakery is a complicated matter. Here are some of the issues involved in making supervising bakeries.

Salmon Colored With Astaxanthin

Although kosher fish are usually identified only by the presence of scales [1], the Orthodox Union has a long standing policy of accepting as kosher all reddish-pinkish fillets, even without a piece of skin by which the fillet can be identified.  The basis for this policy is that there is no fish [2] that has a reddish-pinkish […]