Category: Gemara
Rabbi Baruch Bodenheim: Gemara Shabbos: Perek Kirah, יום חמישי, Shevat 4 – Cooking After Baking (01/22/26)
Based on what we learned – I would like you to break down the following questions into the core issues that one faces in the following questions and how one would be permitted to get the desired result
Question:
Making a cup of Hot –
Coffee A) Instant coffee
See אגרות משה אורח חיים חלק ד ס’ עד בישול אות טז
May one add milk?
Tea (Tea bag)
Tea essence that was made before shabbos A) still warm as left on edge of the blech B) Cold
Hot cocoa – plain
Hot cocoa mix
Instant noodle soup A) Noodles B) Vegetables C) The Spices
Placing butter on a hot potato
Dipping hot french fries into ketchup
Sprinkling salt into bowl of soup
Sprinkling black pepper into bowl of soup
Placing Cholent on your plate which the liquid of the Cholent will spread into the salad on the plate.
Rabbi Baruch Bodenheim: Morning Kollel: גמרא שבת – דף מו. – דף מו: סוגיא דמוקצה – שרגא דנפטא (01/22/26)
Click on Right Side of Player to Download the Shiur
Rabbi Baruch Bodenheim: Gemara Shabbos: Borer – Wednesday night shiur, Shevat 4 – Filtering Water (01/21/26)
Filtering water
Is it permitted to filter water on Shabbos?
Review the first three lines of the משנה דף קלט עמ’ ב
Review גמרא דף קלט עמ’ ב “אמר זעירי נותן אדם until the two dots
Questions:
What is the answer of the Gemara of בין הגתות
Why does it matter that people drink the wine with the sediments? Why should that permit one to filter out the sediments if he personally does not want the sediments in his wine? How is this different from a person who has a mixture of two food items and one of them he does not want to eat now – whihc is forn=biden for him to separate as the one he does not want is considered – bad-‘ pesoles -waste?
How does Rashi answer these questions?
Learn רי”ף
Learn ר”ן
How does the Ran answer these questions?
What’s the difference between Rashi and the Ran?
How do we conclude lhalacha?
Learn טור ושו”ע ס’ שי”ט סע’ י
Rabbi Baruch Bodenheim: Gemara Shabbos: Perek Kirah, יום רביעי, Shevat 3 – Cooking After Baking (01/21/26)
Based on what we learned – I would like you to break down the following questions into the core issues that one faces in the following questions and how one would be permitted to get the desired result
Question:
Making a cup of Hot –
Coffee A) Instant coffee B) Instant freeze dried coffee C) Ground coffee
Tea bag
Tea essence that was made before shabbos A) still warm as left on edge of the blech B) Cold
Hot cocoa – plain
Hot cocoa mix
Instant noodle soup A) Noodles B) Vegetables C) The Spices
Rabbi Baruch Bodenheim: Gemara Shabbos: Perek Kirah, יום שלישי, Shevat 2 – Cooking After Baking After Cooking (01/20/26)
Cooking after Baking after Cooking
Is a food that was cooked and then baked permitted to be heated up in liquid on Shabbos?
For example a bagel or donut that was first boiled in water/oil and then baked permitted to be placed into a Kli Rishon of hot soup?
See פרי מגדים אשל אברהם ס’ שי”ח ס”ק יז
Learn ביאור הלכה ס’ שי”ח סע’ ה “יש
See אגלי טל מלאכת אופה סע’ ט “ומ”מ יראה לי
See מאור השבת חלק ב ס’ ח סע’ יב-יג & הערה כח (attached to this email)
May one place challah/bread next to a heat source which will toast the bread?
Learn רמב”ם ה’ שבת פרק א הלכה א & ו
Learn מגן אברהם ס’ שי”ח ס”ק יז
And משנה ברורה ס’ שי”ח ס”ק מא
Learn קובץ הלכות שבת פרק כה סע’ מא & הערה סא & א – (see below) – for a lengthy discussion in the poskim whether it is prohibited or permitted.
Question:
Is freeze dried instant coffee considered cooked , baked or cooked and then baked ?


Rabbi Baruch Bodenheim: Gemara Shabbos: Borer – Monday night shiur, Shevat 2 – Filtering Water (01/19/26)
Filtering water
Is it permitted to filter water on Shabbos?
Learn “גמרא דף קלט עמ’ ב “אמר זעירי נותן אדם until the two dots
Questions:
What is the answer of the Gemara of בין הגתות
Why is it permitted?
Learn רש'”י
Learn רי”ף
Learn ר”ן
What’s the difference between Rashi and the Ran?
Rabbi Baruch Bodenheim: Gemara Shabbos: Perek Kirah, יום שלישי, Shevat 2 – Cooking After Baking After Cooking (01/20/26)
Cooking after Baking after Cooking
Is a food that was cooked and then baked permitted to be heated up in liquid on Shabbos?
For example a bagel or donut that was first boiled in water/oil and then baked permitted to be placed into a Kli Rishon of hot soup?
See פרי מגדים אשל אברהם ס’ שי”ח ס”ק יז
Learn ביאור הלכה ס’ שי”ח סע’ ה “יש
See אגלי טל מלאכת אופה סע’ ט “ומ”מ יראה לי
See מאור השבת חלק ב ס’ ח סע’ יב-יג & הערה כח (attached to this email)
May one place challah/bread next to a heat source which will toast the bread?
Learn רמב”ם ה’ שבת פרק א הלכה א & ו
Learn מגן אברהם ס’ שי”ח ס”ק יז
And משנה ברורה ס’ שי”ח ס”ק מא
Learn קובץ הלכות שבת פרק כה סע’ מא & הערה סא & א – (see below) – for a lengthy discussion in the poskim whether it is prohibited or permitted.
Question:
Is freeze dried instant coffee considered cooked , baked or cooked and then baked ?


Rabbi Baruch Bodenheim: Morning Kollel: גמרא שבת – דף מה: – דף מו. מחלוקת רבי שמעון ורבי יהודה לענין מוקצה (01/16/26)
Click on Right Side of Player to Download the Shiur
Rabbi Avraham Meisels: Gemara Pesachim – Second Perek – Kol Sha’ah – Daf 25a – Daf 25b: Ki Asah Rabin Amar Reb Yochanan Hakol Misrapin…
Click on Right Side of Player to Download the Shiur
Rabbi Baruch Bodenheim: Gemara Shabbos: Perek Kirah, יום חמישי, Teves 26 – Cooking After Baking (01/15/26)
Cooking after Baking
According to the opinion of the Yeraim is cooking after baking prohibited Doraissa?
https://hebrewbooks.org/pdfpager.aspx?req=14268&st=&pgnum=42
https://hebrewbooks.org/pdfpager.aspx?req=14268&st=&pgnum=43
Cooking after Frying
Is it permitted to place deep fried croutons in soup which is a Kli Sheini?
Learn פרי מגדים משבצות זהב ס’ שי”ח ס”ק ז
Is there a difference between pan fried or deep fried?
Learn שמירת שבת כהלכתה פרק א ס’ ס”א והערה קפ”ב
Learn קובץ הלכות שבת פרק כה סע’ לט-מ
Baking after Baking
May one place challah/bread next to a heat source which will toast the bread?
Learn קובץ הלכות שבת פרק כה סע’ מא & הערה סא & א


Rabbi Baruch Bodenheim: Gemara Shabbos: Borer – Wednesday night shiur, Teves 24 – Filtering (01/14/26)
Filtering wine
Quickly review משנה דף קלט עמ’ ב “ונותנין מים על גבי
Why is it permissible to pour water over the wine sediments?
Why isn’t this considered borer?
Learn Rashi
Based on Rashi – it’s permitted because he is not extracting the trapped wine from the sediments
Learn Rashi on the Rif
Learn רע”ב על המשנה who says that he is trying to extract the trapped wine from the sediments.
Major Question:
Why isn’t extracting the wine from the sediments considered borer, especially in this instance that he is using a filtering tool?
Learn פרי מגדים משבצות זהב שי”ט ס”ק י (in middle) who gives one explanation
Learn קובץ הלכות שבת פרק כז סע’ קלב הערה קנח for a new explanation
See שולחן שלמה ס’ שי”ט ס”ק כב-כד
Practical Halacha
Based on the above may one pour water over coffee granules that are in a coffee filter (using hot water from a Kli Shlishi)?
Rabbi Baruch Bodenheim: Gemara Shabbos: Perek Kirah, יום רביעי, Teves 25 – Cooking After Baking (01/14/26)
Cooking after Baking בישול אחר אפיה
Is it permitted to reheat a baked item through a liquid medium?
When is it permitted to dip your challah into your soup?
Review שולחן ערוך ס’ שי”ח סע’ ה
And the משנה ברורה
Does the same prohibition apply to baking after cooking?
Is it permitted to reheat a cooked item though dry heat?
Learn מגן אברהם ס’ שי”ח ס”ק י”ז
Learn שולחן ערוך ס’ שי”ח סע’ טו
Major Question;
How could the Shulchan Aruch say it is permissible to reheat a a fully cooked item next to a fire – it’s baking/roasting after cooking?
Learn ביאור הלכה ס’ שי”ח סע’ טו “והוא who asks this question
Learn חזון איש אורח חיים ס’ ל”ז ס”ק י”ד who gives an explanation
Baking after Baking
May one place challah/bread next to a heat source which will toast the bread?
Learn קובץ הלכות שבת פרק כה סע’ מא & הערה סא & א
Cooking after Frying
Is it permitted to place deep fried croutons in ones soup which is a Kli Sheini?
Is there a difference between pan fried or deep fried?
Learn קובץ הלכות שבת פרק כה סע’ לט-מ
Rabbi Baruch Bodenheim: Gemara Shabbos: Perek Kirah, יום שלישי, Teves 24 – Cooking After Cooking (01/13/26)
Cooking after baking בישול אחר אפיה
We discussed at length that something that is cooked there is no violation of cooking to reheat it.
Is it permitted to reheat a baked item through a liquid medium? Or to reheat a cooked item though dry heat?
Learn טור & בית יוסף ס’ שי”ח סע’ ה
And שולחן ערוך with the משנה ברורה
Rabbi Baruch Bodenheim: Gemara Shabbos: Borer – Monday night shiur, Teves 24 – Filtering (01/12/26)
Filtering
Learn משנה דף קלט עמ’ ב “ונותנין מים על גבי
Why is it permissible to pour water over the wine sediments?
Why isn’t this considered borer?
Learn Rashi
Learn Rashi on the Rif
Learn רע”ב על המשנה
Learn פרי מגדים משבצות זהב שי”ט ס”ק י
Rabbi Baruch Bodenheim: Gemara Shabbos: Perek Kirah, יום שני, Teves 23 – Cooking After Cooking (01/12/26)
Cooking After Cooking
What is the Halacha to reheat a cooked solids that will dissolve when placed in hot liquid?
Quickly review משנה ברורה ס’ שי”ח ס”ק ע”א starting from “וה”מ במלח
See שער הציון ס”ק צה
See אורחת שבת פרק א סע’ כג & הערה נא
Learn שמירת שבת כהלכתו פרק א הערה קצח
Learn קובץ הלכות שבת פרק כה סע’ מו & הערה לה & ל
A Cholent that is primally solid but has liquid as well. Is it considered a solid or a liquid?
Learn אגרות משה אורח חיים חלק ד ס’ עד בישול אות ז
https://hebrewbooks.org/pdfpager.aspx?req=920&st=&pgnum=138
What is the Halacha to reheat a piece of kugel that has a little moisture on top?
Or to reheat a piece of chicken with a little gravy on top?
See אורחת שבת פרק א סע’ כב & הערה מח
Is it permitted to reheat a frozen challah that has some small ice particles on top of it?
Cooking after baking בישול אחר אפיה
We discussed at length that something that is cooked there is no violation of cooking to reheat it.
Is it permitted to reheat a baked item through a liquid medium? Or to reheat a cooked item though dry heat?
Learn טור & בית יוסף ס’ שי”ח סע’ ה
And שולחן ערוך with the משנה ברורה
Rabbi Baruch Bodenheim: Morning Kollel: גמרא שבת – דף מה: – דף מו: מחלוקת רבי שמעון ורבי יהודה לענין מוקצה (01/11/26)
Click on Right Side of Player to Download the Shiur
