Halachic Guide - Shavuos | לוח יומי - חג השבועות

Does whey protein powder have to be Cholov Yisroel?

Yes. See here at length for an analysis of the issues. Kosher Cholov Yisroel whey protein powder is available. See, for example, here.

האם צריך לטבול כלי שהגיע מתיקון אצל גוי, כאשר הגוי, החליף בו חלקים, מנרוסטה?

צריך טבילה. אם בברכה, תלוי בכמה פרטים. אם הכלי לא הי׳ ראוי כלל לשימוש לפני זה, וכגון שיש בו נקב בשיעור כונס משקה, יטביל בברכה. אם הי׳ ראוי לשימוש,…

Bracha on Granola for Children

Question: I saw the Rav say that granola bars are Ha'adoma, but for the after Brachah one should try to either eat it B'toch Seuda or to eat a…

Is it acceptable, or is there any leniency, to use hairspray on hair or a beard on Shabbos? Is this Boneh?

One may schmear hair oil. However, one may not use a cream or ointment (besides for the issue of ממרח) or gel or spray, which shapes the hair. Only a…

Shabbos & the Hotplate

Question: We are getting a hot plate for Shabbos. On Shabbos, how does one reheat cold food from the fridge on a hot plate? Is it permissible for a…

I served platters of green peppers, onions, and lettuce by a meal with bagels and salads which also had Milchig (cream cheese and cheese). I requested not to use the same utensils as the Milchig with everything else, but I don’t think people were careful about it. Can I wash the vegetables and cook them together with hot Fleishigs? They were cut with a Pareve knife and I put oil and salt on the onions before leaving them overnight.

If you make sure to wash them well so that there is definitely no Milchigs whatsoever on the vegetables, then it is OK.

Sometimes when I check my Tzitzis on Shabbos I find that one of the knots was loose and it has become undone. What should I do in such a case? Can I still wear the Talis / Talis Katon? Can I redo the knot very lightly in a way that it will not last, like just loop the two sides into each other without tightening?

Leave it. The Tzitzis may be worn as is. Do not redo it even lightly. See Halacha2go.com #8: Can I check my Tzitzis on Shabbos? Sources: אסור…

Someone who was born in Adar during a regular year, when do they celebrate their birthday in a leap year?

Both Adars. Sources: .הוראה ביחידות פרטית (משנת תשל״ג) ע״פ השמועה - התקשרות גל׳ תנג.ושם: מכיון שהוא ענין של מנהג. וראה קובץ הערות הת׳ ואנ״ש מאריסטאון קצח. וראה אג״ק…

Is it a problem to have your Fleishig and Milchig oven and stovetop side by side? (See attached picture). If yes, can the ovens be used at the same time? How about the stovetops?

About the stovetop: It is advisable to put a glass or an iron plate between the two stovetops. About the ovens: As it is possible that by opening the oven,…

We know someone named צורישדי. Is there a problem with saying his name?

No.

I know we are meant to do Negel Vasser with babies from the Bris, from when should we be careful with a baby girl?

There is no Halacha to wash babies Negel Vasser from their Bris. However, the Alter Rebbe writes that one who is careful not to have babies touch food from the…

What are the sources that hair must be completely covered, even a single hair?

See here and the sources brought therein. See also Sefer Kevuda Bas Melech at length.

Is a laundry room that is also used to store things in, like cleaning supplies and food that isn’t used frequently, obligated in Mezuzah?

The room requires a Mezuzah regardless, even if food wasn’t stored there. Sources: ראה הנסמן באגור באהליך לב, מז. שכל טוב רפו, קז. פתחי מזוזות רפו, לט. שערי המזוזה…

Someone I know got engaged. I know that this individual has a certain mental illness/disorder. Do I have an obligation of telling anyone this information?

This information must be shared, provided the following conditions are met: 1. You know for a fact this is the case. 2. Ensure not to exaggerate. 3. Your intention is…

Separating Maaser in the Digital Age

Question: These days, when for most people their paycheck comes in form of a check/bank transfer, and most charges (including Tzedakas) are done via credit card, what is the…

I Toiveled some things and then I noticed that the sticker was on. Do need to Toivel it again?

One of them was a serving tray that also had a bit of glue on it, and one was a water heater but the metal was inside, and the…

Does fish still need to be Bishul Yisroel?

Since raw fish is commonly eaten nowadays... Answer: The consensus of contemporary Poskim is that fish must still be Bishul Yisroel. There are various reasons. See below. It…

Can I Shecht for Muslims?

Question: When I Shecht for Muslims some of them request that I say "bismila a-rahim a-rhaman" which roughly translates as "in the name of the most merciful G-d". Am…

Are we careful nowadays to not drink water by the Tekufah? If so, when is this time?

There is a Halachah in Shulchan Aruch that one should not drink water B’sha’as Hatekufah (four moments throughout the year, the two equinoxes and the two solstices, which mark when…

האם יש בעי’ה לשים אוכל תחת מיטה גם כשלא יושנים עליה? ומה הדין לגבי מיטת קומתיים?

שאלה: האם יש בעי'ה להשים דברי אוכל תחת המיטה גם כשלא יושנים עלי'ה? וכן האם יש בעי'ה להשים דברי אוכל במיטת קומתיים מתחת למיטה העליונה ומעל המיטה התחתונה? …

Does a woman need to be completely dressed including socks in order to make a Bracha?

No. In the presence of another girl without socks, is questionable. However, she may face the other way, or close her eyes when making the Brachah. Sources: משנה…

How does one keep all of the Halochos associated with Davening, in 770?

Full Question: How is it possible to keep the Halochos of not walking in front of someone during Davening? Not to do עושה שלום if someone behind you is…

Is an oven with Sabbath Mode truly acceptable for Shabbos use?

There are many ovens on the market, and it is impossible in this short space to investigate and address every single model. The best we can do is provide…

Is one allowed to participate in a Secret S-nta game? There is one happening at my place of work, and it will be very uncomfortable to be the only person not participating.

The Remo and Shach (very end of YD 148) discuss sending presents to a gentile on a religious holiday, and they rule (based on Terumas Hadeshen 195) that there is…

Milchig Hot Cocoa in Fleishig glass cup & ceramic mug

Question: By mistake a Milchig cocoa powder mix was used to make hot cocoa in my Fleishig glass cups and one mug. Is there a way to make the…

Halachic Guide – Shavuos | לוח יומי – חג השבועות