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Why the world's best known brands choose the OU for Kosher certification

Kosher for Consumers

Useful articles and interesting information about Keeping Kosher and Kosher Supervision.

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    Category: Misc.

  • Tevilas Keilim

    Rabbi Nachum Katz

    The Mitzvah of tevilas keilim is alluded to in Bamidbar 31:23 where Elazar HaKohen instructs the army returning from war with Midyan regarding the booty they have captured “Kol davar asher yavoh ba’aish ta’averu ba’aish v’taher”—All utensils that have been used to cook ma’achalos assuros must be purged of the flavor they have absorbed in the manner that they were used. V’taher—they are then made tahor through an added step of purification.

  • A Time to Eat and A Time to Wait

    Rabbi Avrohom Gordimer

    General guidelines for waiting between the consumption of milchig and fleishig foods

  • The Beginnings of OU Kosher

    Saul Bernstein

    The beginnings of the Orthodox Union's Kashruth Division and the world famous OU symbol.

  • The Mezonos Roll… Is It a Piece of Cake?

    Rabbi Yaakov Luban

    A review of the laws of and the proper Bracha for "Mezonos Rolls".

  • Separating Terumah and Maaser

    Rabbi Yaakov Luban

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