Shiur on Bishul in Yoreh Deah and on Shabbos (Yoreh Deah 105:2)

A "lomdishe" shiur given at the Belzer Kollel in Monsey on Kli Rishon, Irui Kli Rishon, and Kli Sheni.

A nice thank you note from the Hanholas HaKollel that came with a cake for Shabbos!