Rabbi David Bistricer
Rabbinic Coordinator, OU Kashruth Division

"Dear OU Rabbi: I see that Uncle Timmy brand Granola Bars are OU-kosher-parve, but the label says, ‘May contain traces of milk, shrimp, and ham.’ What’s the story? Thanks, a Concerned Consumer.” OU Kashruth receives this kind of question all the time. Rabbi David Bistricer, a Rabbinic Coordinator with OU Kashruth, skillfully and thoroughly provides the answer. Listen in, and never worry about allergen disclaimers again.

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Rabbi Yisroel Belsky & Rabbi Hershel Schachter
Senior Halachic Consultants, OU Kashruth

In this singular and invaluable webcast presentation, OU Kashruth’s internationally-renowned Poskim bring their immense knowledge and understanding to bear on practical issues in the kosher kitchen. Numerous relevant topics are discussed, such as: How do I use an conventional oven for dairy and meat? How about a microwave? Or a sink? How do I reheat food on Shabbos? Do disposable containers need Tevilah? Tune in to this tour de force in which timeless halachos are applied to timely day-to-day questions. This webcast was recorded live at the OU’s headquarters in New York on May 29, 2008.

Shown in pic:(Left to right) Rabbi Eliyahu Safran, Rabbi Eli Gersten, HaRav Yisroel Belsky, HaRav Hershel Schachter, Rabbi Eliyahu W. Ferrell

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Rabbi Dov Schreier
Rabbinic Coordinator, OU Kashruth Division

Thank G-d, Jews often need caterers for happy occasions-but are we always happy with the kashrus? Join Rabbi Dov Schreier, a Rabbinic Coordinator with OU Kashruth with special expertise in the food-service industry, and learn about the red-flag issues lurking behind the scenes at that fancy affair. YOU can be a smart catered-food consumer! If you have questions or comments for Rabbi Schreier please send them to:

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Rabbi Eliyahu W. Ferrell
Rabbinic Coordinator, OU Kashruth Division

Nanotechnology is a cutting-edge field that can revolutionize every industry. By creating devices way thinner than a human hair, scientists can accomplish what was undreamed-of a short time ago. This technology has an impact on kashruth certification, as well. Join Rabbi Eliyahu W. Ferrell, a Rabbinic Coordinator with OU Kashruth responsible for numerous chemical factories, in an exploration of nanotechnology and its kashruth impact. You’ll enjoy his fusion of timely technologies and timeless commandments. If you have questions or comments for Rabbi Ferrell please send them to:

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Rabbi Eli Gersten
Rabbinic Coordinator, OU Kashruth

This year (5768), Erev Pesach falls on Shabbos. How do we address the unique needs of both special days? Tune in to Rabbi Eli Gersten, a Rabbinic Coordinator with OU Kashruth charged with recording OU halachic policies, and hear a lucid, thorough, and systematic examination of the issues. Among the topics addressed are: Siyyum Bechoros; Mechiras Chometz; and Shabbos meals. Not to be missed!If you have questions or comments for Rabbi Gersten please send them to:

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Rabbi Avrohom Gordimer
Rabbinic Coordinator, OU Kashruth

It’s even widely-known that within kosher law there is a waiting period required before eating dairy after eating meat. But whoever heard of waiting 6 hours to eat meat after cheese??? Join Rabbi Avrohom Gordimer, a Rabbinic Coordinator with OU Kashruth specializing in the dairy industry, as he explores the Ashkenazic practice of waiting for an extended period before eating meat after eating hard cheese. Why must one wait? How long exactly must one wait? What is the halachic definition of hard cheese? Tune in and be informed by this comprehensive and comprehensible seminar. If you have questions or comments for Rabbi Gordimer please send them to:

Click here to see the lengths of time for which some common cheeses are aged.

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Rav Yisroel Belsky
Rav Hershel Schachter
Senior Halachic Consultants, OU Kashruth

In this extra-special video, the Orthodox Union’s prominent Poskim, Rav Yisroel Belsky, Rosh Yeshiva of Yeshiva Torah V’Da’as, and Rav Hershel Schachter, Rosh Yeshiva of Yeshivas Rabbenu Yitzchok Elchanon, focus on issues of practical halacha related to Pesach. Topics include: Erev Pesach that falls on Shabbos; which inedibles (e.g., paper towels and plates) require Pesach certification; Kitniyos; the Seder; Mechiras Chometz; and kashering. Questions were drawn from OU Rabbanim and from e-mails sent in by interested consumers. Tune in and be awed and enlightened by the Poskim for OU Kashruth.

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Rabbi Menachem Genack
Rabbinic Administrator and CEO, OU Kashruth

Erev Pesach is always a busy day. Imagine combining it with Shabbos! In 2005, at an OU-RCA Pesach conference, Rabbi Menachem Genack, Rabbinic Administrator and CEO of OU Kashruth, tackled the subject from the perspective of the Rishonim (early Talmudic commentators), also citing his great mentor, the Rav - Rabbi Yosef Dov HaLevi Soloveitchik, Zatzal. Join Rabbi Genack in an exploration of the conceptual underpinnings of the halachos that govern what we eat when Erev Pesach is on Shabbos.

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