Passover

Kashering Checklist

Rabbi Eli Gersten

Here’s a handy guide to “kosherizing” your kitchen for the holiday.

LIBUN GAMUR

Surface must be heated to a dry temperature of approximately 850° (i.e. self-clean oven) or until it begins to glow.

HAGALAH

Surface should be completely cleaned with hot water and unused for 24 hours.

Surface should be completely clean and dry.

The utensil should be completely submerged in a pot of boiling water.

Cold water should be poured over surface.

IRUY KLI RISHON

Surface should be completely cleaned with hot water and unused for 24 hours.

Surface should be completely clean and dry.

Boiling water should be poured directly over all surfaces followed by cold water poured over the entire surface

LIBUN KAL

Surface should be completely cleaned with hot water and unused for 24 hours.

Surface should be completely clean and dry.

Surface should be heated to a dry temperature of 550° F (i.e. oven) for a minimum of one hour.

Rabbi Eli Gersten
Rabbi Eli Gersten serves as OU rabbinic coordinator and recorder of OU policy.

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