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The Jewish Calendar | Chinuch: Education | A Practical Guide to Shabbos | Rav Dovid's Shiurim
True or False? | Respect for Parents, Elders, and Torah Scholars | Ben Adam l'Chaveiro

Advanced Topics in Kashrut

Kollel-level shiurim in various issues of kashrut, taught b'iyun with detailed Hebrew sources.
22 Sivan 5767 listen Mumar and Meshumad (44:13)
Applying the halacha of chashud to stronger cases where our knowledge of an issur goes beyond chashda.
Sources: Tur, BY YD 119:7-12
15 Sivan 5767 listen Chashud and Ba'alei Teshuva (1:03:42)
Applying the halacha of chashud in modern times is quite complicated.
Sources: Tur, BY YD 119:6
1 Sivan 5767 Ed Echad (Part 4): A Chashud in One Area is not Chashud in Other Areas
Someone who is chashud for eating neveila is not necessarilly chashud for other issurim.
Sources: Tur, BY YD 119:4-6
16 Iyar 5767 listen Ed Echad (Part 3): Giving Food to a Chashud to Prepare (47:13)
Someone who is chashud for eating non-kosher is not necessarilly chashud for other aveirot.
Sources: Tur, BY YD 119:3
8 Iyar 5767 listen Ed Echad (Part 2) -- Tur, Beis Yosef YD 119:1-2 (58:29)
Establishing ne'emanut; suspicion; chazaka, and more.
Sources: Tur, BY YD 119:1-2
2 Iyar 5767 listen Ed Echad Ne'eman b'Issurin (1:20:25)
How does one Jew trust another in matters of kashrus? Or: "How do I know I can eat in your house?"
Sources: YD 119, Mechaber, Rama, Shach, Tur, BY
25 Nissan 5767 listen Bitul Chometz - Simon 447 (1:01:15)
Many of the dinim of ta'aruvos come into play with regard to chometz on Pesach. This chevruta shiur provides an overview of bitul chometz.
Sources: OC 447; MB, Tur, and BY ad loc.
4 Nissan 5767 Sakanta Chamira M'Issura
As a general rule, we are more strict with regard to physical danger than we are with regard to spiritual prohibitions. Just what does this rule mean and how is it applied?
Sources: OC 173:2, MB and MA ad loc.; YD 116:2-3, Pitchei Teshuva 2; OC 433:7-8, MB and MA
19 Adar 5767 listen Making Sense of Heterim (1:12:09)
B'Dieved; Hefsed M'at; Hefsed Merubah; Kavod Orchim; Tzorech Shabbat; Sha'at HaD'chak; Seudat Mitzvah... There are so many possible b'dieved situations. How do we know which rules apply when?
Sources: Rama YD 69:11; Shach YD 69:47; Taz: YD 91:12; Shach: YD 242 Kitzur B'Hanhagat Iv"h s.k. 3; Pri Megadim: Hakdama L'Y"D Klalim B'Hora'ah Iv"h s.k. 7; Ma'adnei HaShulchan Hilchot Bb"Ch Peticha 45-51
12 Adar 5767 listen Understanding the Parameters of Marit Ayin (1:06:27)
Just when and how do we apply the concept of marit ayin? Is buying a Coke at McDonald's marit ayin?
Sources: YD 66:9; Ker. 21b; MT MA 6:1; Tur YD 66; BY YD 66 d.h. V'Dam Dagim; YD 87:3; Igrot Moshe OC 1:96; 2:40

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Enjoy each of Rav Dovid's Daily Halacha Series:
Wake Up! | Kavanah | Zmanim | Tzitzit | Tefillin | Brachot
Pesukei d'Zimra | Kriat Shema | Amidah | Geshem and Tal | Mincha
Kaddish | Amen! | Shabbos | Kiddush | Shofar | Teshuva
Rosh HaShana | Ten Days | Yom Kippur | Sukkos | Pesach | Sefirat HaOmer
Shavuot | Chanukah | Purim | Rosh Chodesh | Tu B'Shvat
Fast Days | The Three Weeks | Tisha B'Av | The Four Parshiyot | Parshat HaShavua
The Kosher Kitchen | Issur v'Heter | Speaking to G-d | Spiritual Reality, Spiritual Freedom
The Jewish Calendar | Chinuch: Education | A Practical Guide to Shabbos | Rav Dovid's Shiurim
True or False? | Respect for Parents, Elders, and Torah Scholars | Ben Adam l'Chaveiro
Rav Dovid's daily halacha is given at the Wall Street Synagogue before shacharit.

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