Questions tagged [kashrut-kosher]

Kashrut (also kashruth or kashrus, כשרות or כַּשְׁרוּת) is the set of Jewish dietary laws.

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23
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3answers
10k views

What makes a smart phone “kosher”?

I have to admit that my phone is far smarter than me, and I am not "with it". So, I was surprised when a neighbor who is sending his kid to Israel told me that her kid needs a special "kosher" smart ...
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2answers
175 views

Does one need to kasher a pot that is kosher in all aspects except that kosher meat that is not glatt was cooked in it?

If one does eat strictly glatt kosher and cooks non-glatt kosher meat in a pot. Later on, a different dish with glatt kosher meat is made. Would someone that adheres to glatt kosher standards require ...
3
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1answer
80 views

Halachic dispute over 'Geshtuppte Ganz' (Goose Liver) - Stuffed-goose dish

I was reading the Artscroll biography of the Tosher Rebbe and it writes on p.283 the following: He recalled how his grandfather the Saba Kadisha, had warned him against eating geshtuppte ganz, the ...
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2answers
703 views

Genesis Chapter 9 : 3 Meaning

Genesis 9 : 3 Every creeping thing which is alive shall be food for you. I have given you all things, even as the green plant. I am a Torah keeper but this verse seems to be contradicting. Can ...
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2answers
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Leviticus 11:26 Divided Hoof vs Cloven Footed

Leviticus 11:26 even every living thing which divides the hoof, and is not cloven footed, and does not bring up the cud, they are unclean to you; anyone who touches them shall be unclean. What's the ...
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2answers
597 views

Does a water bottle become fleishig from a meal?

If I drank from a water bottle during a meat meal, does it become meat? Basically, if I drink from the same water bottle a few hours later, do I need to wait six hours again?
2
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2answers
167 views

When is a kitchen kosher?

We are moving to a new community and we will be facing the following dilemma: If/when we get invited for a meal (Shabbos dinner, etc.) how do I determine if the house is kosher? When we started ...
3
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2answers
174 views

Source that tzaar baalei chayyim only applies to kosher animals?

I remember learning that tzaar baalei chayyim only applies to kosher animals and being very surprised and disappointed, but I don't remember the source at all. Does anyone know where this idea comes ...
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3answers
352 views

Unsupervised milk - there was a treife animal in the herd

I heard in a recent shiur that Dayan Weiss zatzal ruled that an animal that delivered its young via caesarean section is considered a treife. Therefore its milk cannot be drunk. When supervising ...
3
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0answers
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Is ta'am (flavor) physical or metaphysical?

The Talmud and Geonim seem to speak about ta'am and it's ability to transfer as being a very physical process. The literature reads as if one would be able to taste the transfer of flavor from one ...
3
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3answers
429 views

Is this “Crown PL” a kosher symbol?

The international food company Pampa sells a tin of herring fillets in oil, but I do not recognize this symbol on the back and cannot find information on the Internet of whether this is actually a ...
2
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3answers
252 views

Ancient Jews eating only fish with fins and scales?

“The Pentateuchal Dietary Proscription against Finless and Scaleless Aquatic Species in Light of Ancient Fish Remains” published in the peer-reviewed Tel Aviv archaeological journal on May 24, 2021, ...
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8answers
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Is there a problem with Triangle K? If so, what?

I want to know what the OU's or any other Orthodox kashrut agency's problem is with Triangle K. I have read about the Ralbag family which founded and runs the Triangle K and they are clearly Orthodox. ...
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2answers
79 views

Does the prohibition of Gid Hanashe apply to human flesh?

Regardless of how one holds re: "Is human flesh a kosher food?" (ie if Yes= legitimate question, if No= additional issur)- Would the prohibition of Gid Hanashe apply to human flesh?
2
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1answer
157 views

Kashrut Status of Certain Oral Tobacco Products During Pesach

NOTE: I plan to pose this question to a qualified Rav. But first I am trying to think through the relevant issues to get a sense of how one might pasken this. My question is regarding whether snus ...
3
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1answer
1k views

Looking for hechshered plain kefir Kosher for Passover

Does anyone know of hechshered plain kefir gluten free no additives Kosher for Passover? Kefir is a fermented milk product (cow, goat or sheep milk) that tastes like a drinkable yogurt. Kefir ...
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1answer
216 views

(Fish and) chips

Following on from the recent baguette question (what if the bread kneaders hands were dirty?) French fries cooked in a wire basket in a vat of vegetable oil used only for that purpose. In a diner with ...
3
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0answers
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Does the mitzvah to eat shmita produce apply to heter mechira?

i saw an article a few years back, I believe written based on a shiur by Rabbi Shlomo Aviner, promoting heter mechira. Towards the end of the article, he was advocating why heter mechira was ...
2
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1answer
689 views

Is lindemans fruit lambic beer kosher

Lindemans beer has a hechsher from the triangle k. This hechsher is recommended (by most kosher agencies) only for certain products. Is there another organization who can verify the koshrus of this ...
7
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1answer
366 views

Alcohol sales despite government monopoly

Many places have government imposed alcohol monopolies and private retailers of alcoholic beverages are forbidden. As alcohol, especially (red) wine, has a central place in Jewish practice and as ...
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2answers
83 views

Listing kosher creatures

The Torah [Lev. 11] says that fish must have fins and scales to be kosher -- no need for more specifics. For birds, it has no general rule but specific listed birds are not kosher. Winged things ...
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0answers
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Why are we allowed to eat flour?

The Torah explicitly says that we may not eat blood because the blood is an essential element in effecting Kaparah (as explained in Vayikra 17:11 among other places): כִּי נֶפֶשׁ הַבָּשָׂר בַּדָּם ...
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4answers
221 views

Tikkun for Timtum HaLev

Is there teshuva/tikkun for timtum halev (specifically for forbidden foods)? Please cite sources.
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1answer
62 views

Is contamination from lack of kashrut reversible? [duplicate]

We are taught the kashrut mitzvot are meant to elevate our holiness and avoid spiritual contamination. What of an uneducated Jew that for most of his/her life did not keep kosher and eventually became ...
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1answer
95 views

How much beer/whisky would one have to consume to be chayav m’doaraisa?

How much beer/whisky would one have to consume to be chayav m’doaraisa? Also why biblically is there a prohibition on liquid chometz if it’s in the form of a liquid and not leavened bread? We know by ...
2
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0answers
32 views

Items not labeled Kosher for Passover [duplicate]

What halachic concern(s) are there with items which are 100% non chametz and do not contain chametz (e.g. olive oil - or for that matter avocado, cottonseed and whatever other types of oils, pure ...
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1answer
59 views

Is a utensil used for chillul Shabbos considered non-kosher?

If a Jew cooks on Shabbos, the Shulchan Aruch OC (318:1) says המבשל בשבת [או שעשה א' משאר מלאכות] [טור] במזיד אסור לו לעולם ולאחרים מותר למ"ש מיד - One who cooks food on Shabbos [or performs any ...
3
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1answer
63 views

In the middle of cooking, someone realises the pot they are using was previously used for non kosher food

If someone accidentally starts to cook kosher food in a pot that was used to cook non-kosher food, but the pot wasn't used in 24 hours, may the person let the food finish cooking?
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1answer
816 views

Are there multiple levels of treif?

Leniencies aside, are there levels of non-kosher food? For example: In case of need, is it better to eat chicken road kill than rabbit road kill? In case of need, is it better to eat cheeseburger ...
5
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0answers
91 views

Can you eat foods during Passover, if you already opened and ate from the package before Passover?

Let's say that a person opens a jar of pickles that is kosher for Passover, and eats from it during the week before Passover starts. Can the jar still be used during Passover?
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2answers
133 views

Why are some Matzah labeled as not being kosher for Pesach/Passover?

What brought me to inquire about this topic (besides seeing products as being labeled not kosher for Pesach) was the name Matzah itself. Matzah by definition means unleavened bread. I understand that ...
2
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1answer
59 views

Does food absorb a chametz ta'am if there is no heat (or equivalent) involved?

This is a case where I am fairly certain that I know the practical halacha, but don't understand the issues underlying the practice. Let's say you chop up some apples and nuts before Pesach on a ...
2
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0answers
51 views

Aged tequila on Pessach

I've noticed that the lists of aged (reposado and añejo) tequila approved for Pessach went from a fairly sizeable number in 5780 down to two in 5781. Someone I know, who is an executive in a ...
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2answers
139 views

Can a Kohen be a vegetarian or vegan?

It's my understanding that eating meat for a Jew is optional. We are not commanded to eat meat but if we have the desire we may do so as long as it follows kashrut restrictions. On the other hand, are ...
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4answers
191 views

Kasher keilim for chadash?

If one holds that chadash is assur chutz l'aaretz (or is in Israel), and accidentally cooked a chadash product, would the taam of the chadash that is absorbed in the keilim be a concern, and would you ...
2
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1answer
85 views

Why are trace amounts of chametz in milk or eggs bittul before Pesach, but not in spices or quinoa?

(Note: It's entirely possible that one or more of the premises of this question is incorrect; if that's the case, I would very much appreciate any clarification of what the actual underlying halacha ...
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1answer
99 views

What are the permitted equivalents of what the Torah prohibits?

The Talmud says that for every thing God has forbidden, He has created an equivalent that is permitted. [Chullin 109b] It then gives a short list of such equivalents, such as marrying your neighbor's ...
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1answer
95 views

Is there any thing in judaism that says cook your food well at high temprature

Is there any thing in judaism that says cook your food well at high temprature
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1answer
106 views

Ki'bolo Kach Polto

Why can't a utensil that became trief at, say 150 degrees be kashered with water that is 151 degrees? Why must the water be boiling?
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0answers
134 views

History of separating milk and meat dishes

What are the origins of having separate milk and meat dishes? It seems to be a generally accepted practice, and there are many Acharonim that talk about it. Where was the idea first introduced and how ...
2
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2answers
481 views

Halachic status of Beefalo

I just learned of the existence of the beefalo: I was wondering: a. Is it considered Kil'ayim (a forbidden hybrid)? b. Is it kosher, that is, can it be slaughtered and eaten (I think this would ...
5
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1answer
104 views

Mushrooms from the carcass of a non-kosher animal

Some Mushrooms can grow from decomposing animals. Would there be any (kashrus) problems with having mushrooms that grow from the carcasses of non-kosher animals?
5
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1answer
74 views

What is the Shaḥaf according to Ḥizquni?

The שחף (Shaḥaf) is a bird forbidden by the Torah in both Sefer Wayiqra and Devarim. Ḥizquni (חזקוני, Rabbi Ḥizqiyah ben Manoaḥ), writing in Old French, states (Wayiqra 11:16): אשפמר"א ויש אומרים: ...
6
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3answers
782 views

Are mouse-deer kosher?

Mouse-deer do chew cud (they has four stomachs), but have not two, but four hoofed toes. Are they kosher?
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3answers
3k views

Do popcorn kernels have to be checked for bugs?

There are many vegetables, legumes etc which according to poskim need to be checked for bugs due to insect infestation. Can anyone tell me if this is also true for popcorn kernels?
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5answers
17k views

Why isn't eating milk with chicken kosher?

I remember learning that the reason you don't eat milk with beef is because you shouldn't cook a calf in its mother's milk. However, when you are dealing with two different species, this same logic ...
2
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1answer
104 views

Is fur fleishig?

Is fur fleishig? My thinking is, not edible -> not food -> not fleishig. But I dunno. (This question is pure silliness and not practical.)
5
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2answers
175 views

Why must animals be conscious when slaughtered?

EU court rules states can mandate stunning animals for slaughter reports: Animal rights activists had pushed for the ban which could prevent kosher and halal ritual slaughter which requires livestock ...
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0answers
52 views

Can water that never touches food have a (non)kosher status?

I recently read the OK "Kosher Spirit" magazine, including an article about canned vegetables and kashrut concerns. The article reviews the steps in the production of canned vegetables and ...
2
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1answer
102 views

Are frozen organic blueberries kosher?

Do frozen organic blueberries require certification / checking for insects? Apparently, according to the CRC and Star-K, frozen blueberries should not need kosher certification. Is this also the ...

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