The Daf Hakashrus is a monthly OU newsletter read by Mashgichim, Rabbanim, Poskim, Dayanim, and kosher consumers in 30 countries and over 200 cities around the world. The Daf Hakashrus provides readers with the latest, in-depth information about the world of Kashruth.

Daf HaKashrus This new publication consolidates volumes 6-10 of the Daf HaShana together with a useful comprehensive index. The first publication, which includes volumes 1-5, is also available. $10.00 per book $18.00 for both consolidated volumes

Please address your comments on these articles to feedback@ou.org indicating the article you are commenting on as well as a name and address for reply.

Enjoy your learning!

Rabbi Yosef Grossman - Editor, Daf HaKashrus
Director – ASK OU and Kashruth Education

Please click on the Issue link to read the articles

The following articles can be viewed using the Adobe Acrobat Reader.  If you do not have this software, it can be downloaded FREE.

• THE EDUCATED CONSUMER
  BY RABBI CHAIM GOLDBERG
  RC - Sea Food Industry
• TRANS FAT FREE SHORTENINGS.
• Kashruth Alerts

Elul-Tishrei 5765-5766 / Sept.-Oct. 2005
Vol. 14 / No. 1

• The Primary Ingredients In Detergents
  By Rabbi Yosef Goldberg
  RC – Bake,Dairy,Oleochemical and Detergent
• Gluten-Free Hashgacha
• OU Pas Yisroel Products
• Now OU Certified
• Kashruth Alert

Tammuz 5765 / July 2005
Vol. 13 / No. 10

• Ingredient Profiles: Pareve Natural Cheese Flavor
  By Rabbi Gavriel Price
  Ingredients Approval Registry
• Parting Is Such Sweet Sorrow?
  By Rabbi Howard Katzenstein
  Business Manager, Trademark Compliance

Sivan 5765 / June 2005
Vol. 13 / No. 9

• Faxing and Emailing on Friday Afternoon
  By Rabbi Dovid Cohen
  Rabbinic Coordinator

Iyar 5765 / May 2005
Vol. 13 / No. 8

• Peeled Eggs, Onion or Garlic Overnight
  By Rabbi Dovid Cohen
  Rabbinic Coordinator
• An Incident on an Airline

Nissan 5765 / April 2005
Vol. 13 / No. 7

• The Mesorah of Quail
  By Rabbi Chaim Loike

• OUP: What’s New For ’05?
  By Rabbi Shmuel Singer
• Publications A New Kashruth
  Video Release
• ASKOU - Pesach 5765/2005

Adar I 5765 / February 2005
Vol. 13 / No. 5

• Ingredient Profiles: High Fructose Corn Syrup (HFCS)
  By Rabbi Gavriel Price
  Ingredients Approval Registry
• Torah Thoughts on the Tsunami
  By Rabbi Yosef Grossman
  RC, Editor - The Daf HaKashrus

Shevat 5765 / January 2005
Vol. 13 / No. 4

• Setting the Record Straight on Kosher Slaughter
  By Rabbi Menachem Genack
  Rabbinic Administrator, Kosher Division, Orthodox Union
• New York State Kosher Law
  By Baruch Cywiak
  OU Trademark Compliance
• Security and Sealing Devices
  By Rabbi Howard Katzenstein
  Director – Business Management
• Publications
  The OU Guide to Preparing Fruits & Vegetables
  Kosher Food Production.

Kislev/Tevet 5765 / December 2004
Vol. 13 / No. 3

• Transferring Mesorah of Birds
  OU Document B-65 - Part II
  A Teshuva By Rav Herschel Schachter, Shlita
• Halachic Highlights: The Kosher Status of Specific Questionable Birds
• A New OU Kashruth Video Release
  The Mesorah of Kosher Birds and Animals

• Transferring Mesorah of Birds
  Document B-65 - Part I
  Compiled By Rabbi Dovid Cohen

• Ingredient Profiles: Peanut Butter Stabilizers
  By Rabbi Gavriel Price
  Ingredients Approval Registry
• ASKOU 7 in Action!

• Ingredient Profiles: Glycerin
  By Rabbi Gavriel Price
  Ingredients Approval Registry
• OU Kashruth through the Eyes of an Ask OU Intern
  By Rabbi Avi Neuhaus
• OU Pas Yisroel Products
• Photos of NYC Tap Water Crustaceans

• On Seeing Red
• Nothing to Sneeze At: Orthodox Union Certifies Triaminic Pediatric Cold/Cough/Allergy Liquid Medications as Kosher
  Stephen Steiner
  Director of Public Relations

• Consumers’ FAQS On Kosher Fish Part II
  Rabbi Chaim Goldberg
  Rabbinic Coordinator - Fish Industry
• From the Heart
  In memory of the passing of Rabbi Aharon Steinberg Z’l
  By Rabbi Yitzchok Gallor
  RFR-WA

Nisan 5764 / April 2004
Vol 12 / No. 7

• Consumers’ FAQS On Kosher Fish Part I
  Rabbi Chaim Goldberg
  Rabbinic Coordinator - Fish Industry

• ASK OU NEWS

• Eggs From White Leghorn Chickens Are Kosher
  By: Rabbi Elimelech Lebowitz
  RC-Egg industry

• So Where Are All Those Astiras?
  A Mashgiach’s Inspiration
  By Rabbi Yaakov Luban
  Executive Rabbinic Coordinator
• Ask OU Seminars

• OUP: What's New for '04?
  By Rabbi Shmuel Singer
• OU in the News: Mad Cow Disease
• A Collection of Thoughts on the Passing of a Gentle and Humble Giant -
  Rabbi Zyshe Heschel Z’l.
  By Rabbi Yosef Grossman

• Color Additives and Kashrus
  By Rabbi Gavriel Price
  Ingredients Approval Registry

• Valuable Lessons
  By Rabbi Norman Schloss
  RFR - AL,GA,MS,TN

• The OU Hafrashas Challah System

• A list of Empire products which contain Yoshon flour or Cholov Yisroel cheese as indicated

Cheshvan 5764 / November 2003
Vol. 12 / No. 2

• Cough Medicines, Vitamins And Other Over-The-Counter Pharmaceuticals
  (PART TWO)
  Highlights of a Presentation Given by Rav Yisroel Belsky Shlita at the ASK OU - Hakhel Seminar
  “The Kashrus of Medications” March 9, 2003
  TRANSCRIBED BY RABBI YOSEF GROSSMAN

• Campbell’s Vegetarian Vegetable Soup Receives OU Certification
  By Stephen Steiner
  Director of Public Relations

Elul 5763 - Tishrei 5764 September - October 2003
Vol. 12 / No. 1

• Cough Medicines, Vitamins and Other Over-the-Counter Pharmaceuticals (Part I)
  Highlights of a Presentation Given by Rav Yisroel Belsky Shlita at the ASK - Hakhel Seminar - “The Kashrus of Medications” March 9, 2003
  Transcribed by Rabbi Yosef Grossman

• Bright Ideas - Data Loggers
  By Rabbi Elisha Rubin

Tammuz 5763 / July 2003
Vol. 11 / No. 10

• Food Ingredients Labels: A Primer on Regulations (Part II)
  By Rabbi Gavriel Price
  Ingredients Approval Registry

• Bright Ideas
  By Rabbi Gavriel Price

Sivan 5763 / June 2003
Vol. 11 / No. 9

• Food Ingredients Labels:  A Primer on Regulations (Part I)
  By Rabbi Gavriel Price, Ingredients Approval Registry

Iyar 5763 / May 2003
Vol. 11 / No. 8

• Salmon Colored with Astaxanthin
  By Rabbi Chaim Goldberg
  RC - Fish Industry
• Bright Ideas
  By Rabbi Yitzchok Gallor
  RFR - Washington State
• The Kashrus of Medications

• Using Graphs
  By Rabbi Avrohom Y. Stone
  RFR- NJ AND PA
• Kashrus Questions from Kuwait
  By Rabbi Yosef Grossman

Adar II 5763 / March 2003
Vol. 11 / No. 6

• OU-P What's New for '03?
  By Rabbi Shmuel Singer
• Publications
• Kedem Mevushal / Not Mevushal Update

Adar I 5763 / Feb. 2003
Vol. 11 / No. 5

• Purchase Israeli Produce
  By Rabbi Yaakov Luban
  Executive Rabbinic Coordinator
• Release Forms
  By Rabbi Leonard Steinberg

Shevat 5763 / Jan. 2003
Vol. 11 / No. 4

• Yoshon Products Made on Chodosh Equipment
  By Rabbi Dovid Cohen

• Israeli Produce Update

Tevet 5763 / Dec. 2002
Vol. 11 / No. 3

• The Mashgiach and Temperature Charts
  By Rabbi Gershon Segal
  RFR Massachusetts

• OU Pas Yisroel Update

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Pat Yisrael (also known as Pas Yisrael)

The articles listed below are excerpted from the OU's Daf Hakashrus - Rabbi Yosef Grossman - Editor.  They are intended for those with a strong base of knowledge in kashruth issues.

As always, you can send your general kosher questions to the OU Vebbe Rebbe
 

• The OU's new Yoshen Supervison

• The OU's new Yoshen Supervison Part Two

• Gum Zu LeTovah

• Is it butter or is it not?

• What could be wrong with..   Gum Arabic?

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