Questions tagged [kashrut-kosher]
Kashrut (also kashruth or kashrus, כשרות or כַּשְׁרוּת) is the set of Jewish dietary laws.
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Soda from non-kosher restaurant
There are halachic issues with eating at non-kosher restaurants even normally kosher food for a variety of reasons.
My question is whether a Jew is allowed to get a kosher soda (e.g., Coke) at a non-...
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Minhag of avoiding showing pictures of dinosaurs to babies
There is a minhag more common in Chassidic circles to refrain from showing pictures of non-kosher animals to babies. Does this apply to dinosaurs?
As far as I understand, this minhag does not apply to ...
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Where does R Yitzchak Abadi's understanding of kashrus differ from mainstream kashrus organizations?
In a previous question I asked about when one can use ingredients lists to determine kashrus. Now, I'd like to ask how specifically does R Yitzchak Abadi's understanding of kashrus differ from the ...
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Can kashrus be judged by ingredients lists?
I was googling hechsherim and ended up on oheltorah.com. It seems to contain a forum of people posting ingredient lists for products and admins judging whether or not the given product was kosher, for ...
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Kosher flat mates. Is it a thing? [closed]
I am certain that this is very case by case and by different locations, but I am curious if it is "commonplace" to have a roommate in the frum world. I am essentially a baal teshuvah with ...
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Prohibition of meat and fish
Is the prohibition against consuming meat and fish together considered d’rabbanan, minhag, or some other category? The main reason I ask is because the status of it binding can affect whether one is ...
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Bishul akum on a dish whose ingredients are all eaten raw
Suppose you have a dish where each of its ingredients is commonly eaten raw, but the dish itself, when all ingredients are combined, is not eaten raw, and indeed would also be found on a king's table. ...
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What is the source and context of the requirement for “smooth” lungs free of adhesions for meat to be “glatt” kosher?
Firstly, is glatt kosher a strict halachic requirement? It seems that some are satisfied with meat that is simply “kosher,” while other people uphold a requirement that their meat be “glatt kosher.” ...
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Are there any requirements in Kashrut about how livestock must be treated/reared during its life before reaching the slaughterhouse?
Obviously there are requirements that it must be actually slaughtered by a qualified slaughterer, using a sufficiently smooth and sharp knife, and the animal must then have been sufficiently healthy ...
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The Soul of an Animal
A man has freewill and is judged according to his deeds, his own actions decide his position. This is simple to understand. So here comes my question: "Animals too have souls but their level is ...
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Swallowed medicine hechser
Does medicine which is swallowed (either dry or with water), but not at all chewed need a kosher hechser? Is there a responsa on this?
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Is it kosher to put butter in your lentils?
I make a tadhka with my lentils. It is a bit of butter melted in some oil with spices. This I add to my lentils to make dal fry, would this be kosher?
I know meat and dairy should not mix, but what ...
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Waiting after a small amount of meat [duplicate]
If somebody ate less than an olive-bulk of meat, do they have to wait the standard 6 hours before dairy consumption? Or could they be lenient and wait only several hours? Is it the same law regardless ...
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Rubber be kashered
Can rubber be kashered? From what I understand, to be kashered something has to be heated up in boiling hot water, in the case of rubber, I don’t believe it can absorb and retain heat internally. If ...
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Kosher land animals
I know there are some fish and birds whose kosher status is in doubt, this is due to the more ambiguous classification of them in terms of kashrut. In the case of birds, the definition is on what is a ...
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Shechita Halacha neck
from what I understand it’s brought down that one cannot cut higher than the neck during shechita, I wanted to know what the kosher status is of an animal that was cut above a valid region but the ...
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Halacha of kashrut of swordfish eggs
From what I understand there is a machloket about the kosher status of swordfish, with people like Rabbi Moshe Tendler saying no, but others saying yes (particularly those with a Minhag in the ...
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What are the main requirements of processing for beef to be kosher? [duplicate]
I’m interested mainly in the most likely differences between kosher and non-kosher beef that one who eats non-kosher beef regularly would be likely to notice if they switched to eating kosher beef. ...
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Where can I buy kosher ground beef in London?
I’m thinking ubiquitous companies like the big chains: e.g. Sainsbury's, Tesco, M&S, Waitrose, et cetera.
Or perhaps would it be better for me to ask on Travel Stack Exchange instead?
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What’s the Chabad psak on Beit Yosef and sinta (sirloin steak) in Israel?
I’m in Israel and most Ashkenazim don’t eat sinta (sirloin steak) but I was wondering if Chabad does.
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Tri Maschu תרי משהו - Shach and Taz
I am trying to find a definition to the principle תרי משהו. I am totally confused by what I have read. Could someone explain this principle to me?
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Mislabeling of Kosher food
This question is regarding the mislabeling of treif as kosher, by food producing companies.
It happens every so often that we see the OU, OK etc. put out a msg saying that their kosher symbol was used ...
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Pareve Food and Dairy Cake in the Oven
If one were to bake a pareve food (on meat pans) in the oven, and there was also a dairy cake in the oven as well (though not touching any pans and on a different shelf), would all the food be treif? ...
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Why is milk blue?
According to the "kosher color scheme" meat utensils are marked red, and dairy (milchig) is marked blue. Now, red for meat is quite understandable since meat is in fact red. But why should ...
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Kosher leniencies in a place with neither hechshers nor kosher lists
I'm trying to understand whether or not there are leniencies regarding kosher certification in countries where it's uncommon. I am aware that in many parts of the world there are almost zero products ...
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Kashrut certification
You are in a grocery store and you see a product labeled as follows:
Contents: Bits of pork and shrimp in a cheese sauce.
Certified kosher by Rabbi Christopher McGonigle of Congregation Beth Messiah....
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Kashrut for the ice blended at coffee bean [closed]
Is the coffee bean ice blended kosher, and if so according to who? I have tried to ask a rabbi but the answer has always been "I don't know."
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Kashrus status of Yogurtland
I am trying to get some more insight into the Kashrus status of Yogurtland, and other similar frozen yogurt franchises. I know that many (if not all) of their flavors are listed on the KSA's website ...
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Do you need to have separate meaty and miky glasses? [duplicate]
Is there any reason whatsoever to use different glasses, i.e., for hot milk beverages, and glasses used for a meaty table, as opposed to just washing them in between?
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Seeking picture of original OU logo in Hebrew [closed]
It seems the OU (Orthodox Union) logo of today had a predecessor:
"Prior to Heinz sporting the OU logo that is recognizable today, the Loose-Wiles Biscuit Co sold their kosher crackers where a ...
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dentist use of non kosher products
Gelfoam made from pork is used by dentists to enhance healing and blood clotting and reduction of likelihood of a dry socket and infection. It is also less costly to the patient compared to the ...
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Napping between meat and milk [duplicate]
Someone told me this past Shabbat that if you take a nap (20 minutes or longer) after eating meat, that you can eat milk when you wake up.
They didn't give a source, and some quick Googling didn't ...
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What laws prior to Torah taught Noach (in Bereshit 8:20) that birds [Zevachim 116a:2] or bulls [Avot D'Rabbi Natan 1:8] or sheep were kosher?
Although Shmuel b. Nachmani [Sanhedrin 108b:6] claimed Noach distinguished טְּהוֹרָה ‘clean’ animals (referenced in Bereshit 7:2) based only on their status as אִישׁ וְאִשְׁתּוֹ ‘husband & wife’, ...
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When was the concept of large-scale Hechsherim introduced and was it controversial?
Nowadays, Jews in America and Europe often rely on national or regional hechsherim whereby a product is certified as kosher by a rabbi the consumer does not know (and may not even really know who the ...
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Are Colgate wisps allowed?
I am basing my question based off a question asked here.
It seems like from there the general consensus seems that toothpaste does not have to be kosher. The way the wisp works is that it is a mini ...
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Why aren't penguins kosher as sea-dwelling creatures?
I'm not Jewish, but I'm sort of curious about something:
So, the requirements for water-dwelling creatures to be kosher is to A: have scales, and B: have fins. While they may not be kosher to eat as ...
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Must one boil tap water for it to be kosher?
I have heard different opinions regarding the need to boil (NYC) tap water prior to consumption - for kashrus reasons.
What are the reasons that it would need to be boiled at all?
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For schecting, can a blade made of non rusting and non pitting metal, namely tungsten, substitute for steel? [duplicate]
To make it easier to schect,could we choose a metal not normally subject to rusting or a need to sharpen? Tungsten is one of the hardest and nonreactive metals that exist.
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Kli Yakar on vegetarianism and the purpose of kashrut [closed]
This article cites Kli Yakar to Deuteronomy 12:20 as saying - and this is presented as a direct translation of the Kli Yakar:
What was the necessity for the entire procedure of ritual slaughter?
For ...
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Are kidneys kosher? If not, why so?
Can someone please explain why it is what we often see intestines and liver used in kosher foods, but not kidneys?
Regarding the position of the organs, from what I can see in anatomy, the intestines ...
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Is Bourbon chometz gomur or tarovot chometz?
On first look bourbon - legally >50% corn, usually 70%+ - is a mix of corn and chometz whiskey, so should be a chometz mix, not chometz gomur.
(Assuming that wheat and barley whiskey & beer are ...
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Does Bitul Bshishim apply to Chametz?
You’ve heard of the Halacha that a meat item smaller than a sixtieth in a dairy product is considered nullified, right? Well does that apply to something chametz in an otherwise non-chametz product?
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Using a public coffee grinder for pessach? [closed]
I'd love to buy some black whole bean coffee which as I understand would not need a kosher certification. Some stores (like Costco) only sell unflavored whole bean coffee. Can I use their grinders to ...
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Finding Bodek Romaine Lettuce for Seder
I live in Riverdale, NY 10463, just north of Manhattan, south of Westchester. Where is the nearest store in New York City that sells Bodek Romaine Lettuce?
Thank you. Chag Sameach.
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What checks were done on Korbanos for internal disqualifications?
An animal that is schechted has to be checked for certain potential internal damages which would render it unfit for eating. I have been told that an animal which is "treif" for the sake of ...
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Why specify both fins and scales for kashrut [duplicate]
The Gemara (not sure where) says that all fish that have scales have fins. So why then did the Torah need to also single out having fins and didn’t just say “all fish with scales are kosher”?
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Does food become nonkosher when it is touched by someone who didn't do negal vassar?
I've heard that there is a concept of ruach ra on one's hands before doing negal vassar and that a person shouldn't touch food.
What if they did though? Can they and other people eat it?
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Kashrus of Sodium Alginate and Calcium Lactate
I would like to ask if anyone has any information on the kashrus of Sodium Alginate and Calcium Lactate.
Do these chemicals require a hechsher or certification?
Thanks in advance
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What is chiltis?
Something "sharp" for the purpose of reawakening taste in vessels which are "eino ben yomo" (ones that haven't been used for 24 hours), is a subject of dispute. According to the ...
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Source for using a single microwave for both meat and dairy with covers that have openings on the side?
I know multiple people that use a single microwave for both Milchigs and Fleishigs. They use covers like in the picture below on top of the food. The explanation I have heard is that since the issue ...
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