Rabbi Baruch Bodenheim: Gemara Shabbos: Perek Kirah, יום רביעי, Cheshvan 28, Daf 42b Sugya – Kli Rishon/Sheini (11/19/25)
Learn גמרא דף מב: “סבר רב יוסף (eight lines from top of the Amud) until the Mishna
How do we conclude?
Is it permitted to place salt in a Kli Rishon? Kli Sheini?
Learn תוס’ “והיינו דר”נ
Learn רי”ף & ר”ן
https://hebrewbooks.org/pdfpager.aspx?req=37953&st=&pgnum=589&hilite=
Learn רא”ש ס’ י”ז
https://hebrewbooks.org/pdfpager.aspx?req=37953&st=&pgnum=355
In conclusion
What items cook in a Kli Rishon?
What items cook in a Kli Sheini?
Learn שולחן ערוך אורח חיים ס’ שי”ח סע’ ט and the משנה ברורה
https://hebrewbooks.org/pdfpager.aspx?req=60388&st=&pgnum=278
