Industrial Eggs – Not As Simple As It May Seem
By Rabbi Zushe Blech, Kehilas Bais Ben Tziyon, Monsey, NY
The talmudic paradigm for a concept that is blatantly obvious is Keveiasa Bechuscha, the issue...
If One Forgot to Count Sefirah
-If one forgot to count the Omer at night, one should count anytime during the following day without the beracha. One may then continue...
Beitzah 9: Inside Information
Rabbi Mordechai Koster is presently a member of the kollel at Bais Medrash Govoha in Lakewood, NJ, where he receivedsemichah. He has written several seforim...
OU Kosher’s Consumer Hotline FAQ’s For Sukkos
OU Kosher presents frequently asked questions to-date on the OU Kosher Hotline (212-613-8241) by consumers in preparation forSukkos. Questions may also be submitted to...
A Basic Understanding Of The Tekios
By Rabbi Doniel Neustadt
One of the most important mitzvos of Rosh Hashanah is the Biblical command to blow the shofar. Although the significance of...
Rav Wosner: Can A Litvak Wear A Shtreimel For Davening On Purim?
As we all know, Purim is a time when people - even adults - dress up. Thus, a Litvak might wear a shtreimel if...
Yoma 45: Different Types of Gold
Rabbi Mordechai Koster is presently a member of the kollel at Bais Medresh Govoha in Lakewood, NJ, where he received semichah. He has...
Audio: Rav Shurkin On On Bais Din Enforcing Mitzvos and Tzedakah
The following shiur was delivered at Bais Medrash Kol Yehuda-Brook Hill Ashkenaz Shul in Lakewood, NJ, and is posted exclusively here on Matzav.com l'illuy nishmas Rav...
WATCH: Let’s Talk Kashrus – Kosher Menu
Kosher Menu - At A Non-Kosher Venue
Have you ever been to a hotel for an event, or for a Shabbos program? Did you ever...
WATCH: Let’s Talk Kashrus – Breaking Bread
Breaking Bread: Croutons, Bagel & Pita Chips
In this final segment of our Brachos series Rabbi Dovid Heber - Kashrus Administrator at Star-K breaks down the...
Rav Moshe Feinstein: Blood For Money
There is an issur for a person to injure himself. Although it is a Machlokes in the Gemara, the Rishonim pasken that a person...
5 Reasons Why We Dip Apples In Honey
The minhag to eat special fruits in Rosh HaShanah is from the Gemara in Horiyos 12a....
Borer Applications – Preparing Salads
People are sometimes unaware of the requirement of M'yad (Immediate Use) when peeling fruits, vegetables or eggs for a salad. For example, when preparing...
Yoma 73: Are Shoes Muktzah On Yom Kippur?
Rabbi Mordechai Koster is presently a member of the kollel at Bais Medresh Govoha in Lakewood, NJ, where he received semichah. He has...
Hilchos Meah (100) Brachos
-Men, and boys who have reached the age of Chinuch (and according to a minority opinion, Women and girls) are obligated to make a...
Beitzah 4: The Shabbos After Pesach
Rabbi Mordechai Koster is presently a member of the kollel at Bais Medrash Govoha in Lakewood, NJ, where he receivedsemichah. He has written several seforim...
Shevet Hakehosi: A Mezuza For Your Office Door?
The Shuchan Aruch (YD 286:22) says that if you rent or borrow an apartment you are obligated to put on a Mezuza after 30...
Sukkah 15: Creative S’chach
Rabbi Mordechai Koster is presently a member of the kollel at Bais Medresh Govoha in Lakewood, NJ, where he received semichah. He has...
Hilchos Shabbos: Combing a Wig, Shechitah Knife and More
Is combing a wig permitted on Shabbos?
We must differentiate between "setting" a wig, and conventional combing. Setting a wig includes the initial setting and...
Rav Shmuel Halevi Vosner: A Quick Trip To Eilat?
If someone lives in Eretz Yisroel, may he travel to Eilat for a vacation? The first issue that must be addressed is, is Eilat...
