Questions tagged [kashrut-kosher]

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

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9
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1answer
767 views

Why would muscovy duck be treif?

Wikipedia's article on R' Dr. Bernard (Yissochor Dov) Illowy cites this article, which says that "It’s the muscovy duck that’s highly controversial, due to its ban in America by the ascerbic Rabbi ...
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1answer
220 views

Why would a disposable plastic containers need a hechsher?

Why would a disposable plastic container, such as the one depicted above, need an O-U?
2
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2answers
266 views

How many species of fish don't have simonim when caught?

The Torah in two places (Sefer Vayikra Perek 11 & Sefer Devorim Perek 14) lists the two signs necessary for a sea creature to be eaten: It must have fins to swim with and scales on its body like ...
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3answers
171 views

does kashering require the vessel to be unused for 24 hours (ben yomo)?

If someone is going to be kashering via hagala or by libun does the cleaning of the items prior to kashering require the vessel or utensil also be left unused for 24 hours? If yes, why?
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May one order food from Amazon Prime after Pesach?

May one order chametz from a publically-traded company (Amazon) which may have had food pass through any number of distributers on the way? The service in question is Amazon Prime Pantry.
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2answers
220 views

2017 store lists for avoiding chametz she'avar alav hapesach

Are there any lists available online of stores/store chains that are/not of concern with regard to chametz she'avar alav hapesach for 2017 - particularly for the New York metropolitan area?
3
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1answer
351 views

Why does rennet need to come from a kosher animal?

Kosher cheese needs to be made using kosher rennet which either comes from a kosher animal or is vegetarian. Using rennet from a kosher animal is not an issue of בשר בחלב b/c the rennet is from an ...
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51 views

Halacha of cooking by non-religious Jews [duplicate]

This question is hypothetical. If there were a situation where a person lived with a family member (or family members, or a Jewish roommate, etc.) who does not believe in Judaism, but they typically ...
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1answer
148 views

How is wine; a fermented beverage, permitted on Passover?

As any of you who have made wine (or other alcoholic drinks) know, yeast is essential in the fermentation of alcoholic beverage. So how can we drink wine on Pesach, more than this it's an essential ...
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4answers
3k views

Does dividing bulk Kosher items make them no longer Kosher?

Background: I am responsible for religious access in our jail. We have several Jewish inmates who are complaining that by opening the bulk Kosher powdered milk and dividing it into single servings, ...
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0answers
310 views

Would leavened bread made from matzo meal be kosher for Passover?

Flour which is wet for 18 or more minutes is considered to be "leavened", and therefore chametz. However, though there's some disagreement, this restriction is generally not applied to matzo, or food ...
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Is nosein ta'am lifegam mutar only bedieved or even lechatchilah? [duplicate]

If a food is hot enough, it can give off its taste into the utensil it is touching. This is called bli'os. If these bli'os are less than 24 hours old, they are called nosein ta'am leshevach, and ...
4
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1answer
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Why don't we worry about the transfer of taste with bugs?

I was told that if one finds a bug in food, one may simply take it out and continue eating. Why don't we have the usual concerns about blias/taamim/imparted taste with bugs?
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1answer
212 views

Rules for non-kosher kitchen

What are the rules for cooking in a non-kosher kitchen with kosher utensils (pots, cutlery, etc). Can a microwave be used if its contents are double-wrapped? Can the burners on a non-kosher oven ...
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2answers
151 views

Giving a ham as a present to a gentile

Is it permissible to give a gift of a ham to a gentile? This could be purchased online and sent directly to them.
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2answers
348 views

Is halal meat any better than other treif meat (of kosher species)?

I know that Islam has many of the same rules about meat that we do, though also some important differences (like that they allow some non-kosher species). I've heard that in towns where halal meat ...
15
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1answer
3k views

Why is meat only kosher if a Jew slaughters the animal?

According to this answer in the question "What is kosher meat?" it is said that a Jew has to slaughter an animal in order for its meat to become kosher: This is done by Jews who are experts trained ...
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forgetting about chometz in someone else's property

If one has property in non Jew's house for storage that is chometz and one pesach the owner forgot about this chometz. The nature of the storage being unpaid for and not even set aside in a specific ...
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1answer
125 views

Human cultured meat

I've read meat cultured from a kosher source is kosher too, though nobody seems to know whether that's meat or parve. I've also been told one can consume flesh from a dead person in an extreme ...
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1answer
93 views

Are there any grains that do not become chometz?

Are there any grains or grainlike produce (not kitnios) that cannot become chometz?
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331 views

Are Hops kosher for passover without certification?

Inspired by http://www.toastale.com/toast-ale-recipe/ my idea is instead of using bread to use matzah as the source of fermentable sugars. The ingredients for modern beer "usually" are malt, water, ...
3
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1answer
66 views

Wine made/handled by Bnei Noach

Inspired by this question. Is wine made or handled by a Ben Noach, a righteous non-Jew, kosher? There should be no problem with the wine being used for avodah zarah, since the Ben Noach believe in ...
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27 views

How is the process of irui done? [duplicate]

How is the process of irui done and is it done differently on different materials? If yes, how is it done on each of these materials?
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1answer
173 views

Rav Moshe Feinstein and chodosh in the Diaspora

I'm searching for some clarification regarding what Rav Moshe Feinstein, z"l, held with regard to chodosh in chutz la'aretz. My father-in-law recently attended a lecture of a student of Rav Reuven ...
4
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2answers
116 views

Maris ayin and kosher certification

What reasoning is used by mainstream kosher certification agencies to certify food items containing only kosher ingredients but packaged and/or designed to look and/or taste non-kosher. For example, ...
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2answers
165 views

What degree of confidence must a Jew have in the Kosher status of a given meal before eating it?

Let's say a Jew travels on a long transatlantic flight. There are no food options except the on-board menu and non of them are kosher-certified. In this situation is it okay to choose a safer option (...
2
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1answer
626 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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2answers
134 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, ... ) how do I determine if the house is kosher? When we started ...
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2answers
159 views

Dog food on Pesach

If a brand of dog food contains no grains, and none of the types of dog food produced by the company contain any grains how should it be approached in terms of kashrus for Passover? Do people have ...
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2answers
2k views

Does yeast require a hechsher?

While there are thousands of strains of yeast including many thousands not yet formally identified all yeasts are from the fungi kingdom and are included with other fungi such as mold and mushrooms. ...
2
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1answer
94 views

Are gentiles forbidden from consuming blood?

The seven noachide laws prohibit eating the limb of a live animal and spilling the blood of another human being. My impression was that kashrut dietary restrictions, i.e. consuming non-kosher animals, ...
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1answer
406 views

If something is Kosher and has no alcohol in it, is it suitable for Muslims? [closed]

Muslims can eat anything that Has no alcohol in it Has no pork in it Has been slaughtered by A person who is Christian or Jewish or it's fish or it's not meat My wife often brings home Kosher raw ...
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1answer
256 views

Is milk from germany considered Cholov Stam? [duplicate]

Shalom guys! I'm writing this to ask if milk imported from Germany is considered Cholov Stam. Particularly that milk sold on Aldi stores. Reason I'm asking is because you almost don't find Kosher ...
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1answer
5k views

Are Skittles Kosher?

Skittles are a fruit-flavored candy that has been seen with hechshers in various areas. My question is, are Skittles kosher even if they do not hold a hechsher on the package? They are gelatin free. ...
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Can Microwaves ever need Libun?

Very often microwaves have food splattered all over them. If the oven were to need to be Kashered would the spots that had food on them need Libun since they absorbed food directly (without a liquid ...
0
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1answer
710 views

Is Dr. Pepper Kosher?

Is Dr. Pepper, a soft-drink with particular popularity in Texas, kosher? What about the vintage version that is sweetened with sugar as opposed to artificial sweeteners? There is no hechsher on the ...
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1answer
171 views

How to open tefillin

I do not have a sofer stam near me. How do you open up your tefillin's battim and insure the parshiyot inside are kosher? I suspect they are not kosher (at all), because they are a really cheap pair. ...
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2answers
361 views

are pig bones (and feather from non-kosher animals, human hair, human dried-bones, etc.) kosher?

i was always told that inedible things are kosher (from the verse of sending the nivaila to the ger (bais yosef yd 103.1 מדכתיב לא תאכלו כל נבלה לגר אשר בשעריך תתננה ואכלה נבלה הראויה לגר קרויה נבלה ...
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1answer
78 views

Pouring hot liquids between keilim

Does pouring boiling water into a treif vessel (sink, for example) affect the status of the Klei rishon? I heard that a liquid transfers taste both ways, by acting as a connector between vessels.
2
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1answer
165 views

Which, if any, internal organs do Ashkenazim customarily not eat?

I am Sephardi, and being adventurous in the kitchen I occasionally like to prepare non-standard organs: lungs, hearts, spleens, etc. Occasionally I've had objections from Ashkenazi friends or ...
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1answer
57 views

Relying on the OU for some products

There are those who do not rely on the OU's kosher certification for every product, because they do not agree with certain leniencies the OU relies on. Are there products or types of products ...
2
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1answer
2k views

Who is Rabbi Dr. David I. Sheinkopf? [closed]

Can someone provide me with some details and background about Rabbi David I. Sheinkop? He's involved in kashrus hashgacha and after reading his short sefer on gelatin, he appears to me to be very ...
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0answers
230 views

R Moshe Feinstein on Chalav Stam [closed]

When does R Moshe's heter apply - is bshaas hadchak required? If so, what would constitute bshaas hadchak? Is it a minhag, or plainly Halachic, to insist on chalav yisroel where it is hardly available ...
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0answers
89 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 ...
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0answers
96 views

Un-kosher pan in a kosher oven

If someone has a perfectly kosher oven which is designated only for dairy and parve meals. He accidentaly put there a non-kosher pan with some dairy food. What now, is his oven still kosher after that?...
3
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1answer
118 views

Was the Paschal Offering roasted with or without the sciatic nerve and chelev?

Do the sources describe removing (nikkur/taber) the gid hanasheh (sciatic nerve) and chelev (forbidden fats) from the Pashcal Offering when it was roasted whole? If not, would cooking the sciatic ...
3
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1answer
326 views

Can Sefardim eat meat in the homes of Ashkenazim?

In light of the details found in answers to this question, which suggest that neither Chassidish nor glatt nor non-glatt Ashkenazi meat is halachically acceptable for Sefardim, would there be any ...
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0answers
52 views

Why list all Kosher Behaimos and their Simanim

The Torah lists 10 Kosher Behaimos and then lists the Kosher simanim required (split hoofs, chews cud etc.) Why does it list both ? In Deuteronomy 14:4-5 it lists "these are the Behaimos that you may ...
2
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1answer
121 views

Can kovush (marination) move taste through a vessel?

movement of taste through a vessel For example kosher food in a new plastic bag in water, in a pot-which-absorbed-a-non-kosher-taste. I know that when there is heat taste can move through a vessel (...
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1answer
106 views

K-Cups - Powdered Milk

I have been using K Cups (small "cups" or "pods" made for a Keurig beverage machine) for a while now and I just realized that some of them contain milk powder. Is it okay to drink? Is it kosher at all?...