About ASK OU

As the leader in worldwide kosher certification, the Orthodox Union takes additional steps to serve as a leader in educating the public in matters of kosher law. Over the past several years, OU Kosher, in partnership with the Harry H. Beren Foundation of New Jersey, has developed numerous kashrus educational programs for the benefit of […]

Videos for Chanukah

OU Kosher Halacha Yomis: Chanukah

Which oils or candles should be used to light Chanukah lights Whether olive oil and wax candles can be used at the same time The types of oils or candles which should not be used for Chanukah lights Whether one can use wax candles after using olive oil the first night of Chanukah Which Oils […]

Is this Olive Oil Permitted for Use for the Chanukah Menorah?

by Rabbi Akiva Tendler, RC Dressings, Emulsifier, Oil Overview: With Chanukah quickly approaching our thoughts turn to olive oil used for the Menorah. Many people are confused with the various types of olive oil and those which can be used to fulfill the Hiddur Mitzvah of lighting with שמן זית. In this article we will […]

Shedding Light on Chanukah: A Practical Guide

Lab-Grown Meat The Controversy

by Yossi Krausz Unless you have vegetarian tendencies, there is a good chance you enjoy a juicy, flame-broiled steak. The caramelized results of the Maillard reaction, which gives browned food its distinctive flavor, make being an omnivore enjoyable. But pretty soon, even those who don’t eat meat from animals on philosophical grounds may be able to […]

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