Daf ha-kashrus

KISLEV 5777/ DECEMBER 2016

• Hi-Tech Kitchen Appliances – Navigating their use on Shabbos • Lo Basi Ela L’Orer: Powdered Milk • OU Kosher Halacha Yomis: Chanukah • Kashrus Alerts, New Travel Policy, Condolences, Mazel Tov…

Mar-Cheshvan 5777/ November 2016

• Summary of OU Insect Checking Policies • Lo Basi Ela L’Orer: Kavana to Remove Issur • Kashrus Alert, Mazel Tov, Condolences… • Recent OU Kosher Halacha Yomis

ELUL 5776 -TISHREI 5777/SEPT.-OCT. 2016

• Jewish Life Returns to Poland • Lo Basi Ela L’Orer – Davar Hama’amid • Pas Yisroel Products • Kashrus Alert, Mazel Tov, Condolences…

Daf Hakashrus Yomim Noraim 5777 – Consumer Edition

• Is Your Oven Kosher? Part III • Halacha Yomis on Shmitah

AV 5776/AUGUST 2016

• Lo Basi Ela L’Orer: Cooking on Yom Tov • Dairy from the Desert: An Update on the Camel Milk Situation (or Non-Situation) • Lo Basi Ela L’Orer: Chozer V’Niyur • Kashrus Alert, Mazel Tov… • 2016 OU Kashrus Conference

TAMUZ 5776/JULY 2016

• Lo Basi Ela L’Orer: Chafing Dish • In Tribute of Rabbi Michael Sanders zt”l: Humility and Dignity Intertwined by Rabbi Yaakov Luban • Kashrus Alert, Boachem Leshalom…

SIVAN 5776/ JUNE 2016

• Lo Basi Ela L’Orer: Steam Table • In Memory of HaGaon HaRav Chaim Yisroel Belsky zt”l • Recent OU Kosher Halacha Yomis • What in the World is Whey? • Kashrus Alert, Mazel Tov…

Daf Hakashrus Shavuos 5776 – Consumer Edition

• What in the World is Whey? • Is Your Oven Kosher? – Part II  

NISSAN-IYAR 5776/ APRIL-MAY 2016

• Lo Basi Ela L’Orer: Cold Whey • Mifustar – is It Mevushal? • Recent OU Kosher Halacha Yomis • Ask OU, Mazel Tov, Condolences, Kashrus Alert, Kashrus Advisory

Cold Whey

The OU accepts whey from cold non-kosher cheese production, provided that the cheese is made with kosher rennet. However, there is a disagreement among poskim, regarding whey that was made with animal rennet. Teshuvos Chasam Sofer (Y.D. 79) assumes that the rennet acts as a ma’amid on the whey, and he therefore writes that whey […]