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

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29
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3answers
965 views

Are sea sponges kosher?

The sea sponge is scientifically classified as an animal, therefore maybe it would be considered unkosher, as seafood. On the other hand, it seems much more similar to a vegetable of some kind, so ...
6
votes
3answers
587 views

Is there a kashrus issue with paper towels?

Is there any concern about using paper towels with hot food? I know there are some who advise against using the first few and last few sheets during Pesach, due to the presence of starch-based glue ...
3
votes
5answers
290 views

What was the first product to receive Kosher certification?

What was the first product to receive Kosher certification?
8
votes
2answers
377 views

How can people drink 7-11 Slurpees and soda?

There is no real Hechser on 7-11 Slurpees. How do people drink them? Is going on the Star-K's list okay? What about soda from the machine? I found that 7-11 switches the spouts sometimes. So even if ...
8
votes
5answers
959 views

In what countries is chalav yisrael not required for milk?

The Talmud says milk is not kosher unless a Jew supervises the milking, to be sure it's just kosher-animal milk. Assuming one goes by the ruling of R' Moshe Feinstein and others that "knowing" is ...
6
votes
2answers
239 views

Is there anywhere in the world I can still get a hot chocolate without a hechsher?

~150 years ago in Eastern Europe, the Kitzur Shulchan Aruch wrote that you could usually go buy a coffee, tea, or hot chocolate without having to worry about its kosher ingredients (or bishul akum). ...
17
votes
5answers
813 views

What is it about pigs that's so despised vs. other non-kosher animals?

We all hear about pigs being so much more reviled than other forms of non-kosher. This is true in general culture; I believe such a minhag was recorded with regards to using soap rendered from ...
11
votes
1answer
2k views

Why aren't any of the main American brands of chewing gum kosher?

These days, you walk into any American supermarket, you can find kosher chocolate bars, kosher jelly beans, kosher all sorts of stuff. I understand why the gummy worms aren't kosher, they contain ...
4
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3answers
184 views

is it considered watching

Would milk be considered cholov yisroel if someone was watching via webcam
11
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6answers
1k views

If a pig was genetically modified to chew its cud, would it be kosher?

If they were to genetically modify a pig to chew its cud, would it be kosher?
4
votes
3answers
253 views

How can I avoid Bishul Akum with a rice-cooker?

ASSUMING: I have a rice cooker here that's absolutely, certainly, never used for anything other than plain rice. The rice contains no flavorings, bugs, or anything else non-kosher. Rice is raw ...
5
votes
1answer
155 views

How does shechita (kosher slaughter) actually work?

If I understand correctly, the classical Halachic requirements on kosher slaughter only discuss cutting the trachea and esophagus. Is that enough to kill the animal quickly (and painlessly?) What ...
8
votes
4answers
697 views

Kashrut in the Talmud

I've been speaking with someone about Judaism - what, how, why, etc. We came to the issue of kashrut, and she had a hard time understanding how we got these random laws from the Torah. I explained ...
5
votes
1answer
208 views

Buddha at Indian Restaurants

Is the Buddha statue (or Hindu statues) a problem at Kosher Indian restaurants? (This is different than the cat question since the cat is only a good-luck superstition and these are actual idols)
6
votes
2answers
335 views

Is the cat figurine thing a problem at kosher Chinese restaurants?

It seems like all kosher Chinese restaurants have this cat-statue thingy in the front: Is there any Halachic problem with that? I assume not, if they're all kosher-certified; but why not?
7
votes
3answers
1k views

Mehadrin vs. Non Mehadrin

What's the difference between mehadrin and non-mehadrin certifications. (e.g. at http://www.kosherinjerusalem.com/where_to_eat/kosher-hotels)
0
votes
0answers
60 views

Kashrus in Israel [duplicate]

Possible Duplicate: Which hechsheirim are reliable? How can one tell which Kashrus organizations are reliable in Israel?
17
votes
4answers
2k views

Can you drink a beer (such as Miller or Budweiser) at a bar?

Can you buy and drink a beer (such as Miller or Budweiser) at a bar owned by non-Jews?
10
votes
4answers
2k views

Is the lemon slice added to a soda in many bars a problem kosher-wise?

Many bars (and hotel lobbies) will add a lemon wedge to the top of a glass of soda; often it's used to differentiate between Diet Coke (gets the lemon) and regular Coke (no lemon). Does this pose a ...
4
votes
1answer
723 views

Is it permissible to use a Hotel's Drinking Glasses?

Is one allowed to use the glass cups provided by a hotel (usually in the bathroom) for drinking? Or is there a Kashrus problem?
6
votes
5answers
571 views

Eating Giraffe Meat

Why is it common practice not to eat Giraffe Meat?
12
votes
1answer
562 views

Food in bathroom

Is one allowed to take food into the bathroom? I heard that the prohibiton is only on the type of bathroom used years ago.
1
vote
1answer
326 views

Carnation Instant Breakfast substitute

Is there any non-dairy (or chalav yisrael) substitute for Carnation Instant Breakfast?
7
votes
3answers
388 views

Is human blood treif?

OK, I know it isn't kosher, but what is the shiur? And do we hold "chetzi shiur assur min haTorah"? For an application, what if you get a cut while hiking in the woods; is it assur to clean the wound ...
7
votes
1answer
112 views

chicken kashrus

When buying chicken from your local kosher butcher, what signs should one look for that would indicate there may be a question about the chicken's kashrus? Does it matter whether one bought a whole ...
3
votes
2answers
133 views

Fins and Scales

I once heard that if a fish has fins it's enough - and you don't need to find out if it had scales. Is this true? What is the source? Why did the Torah write fins and scales, if fins is enough of an ...
3
votes
1answer
117 views

Kashrus Explained

A close friend of mine asked me to fire this question at the mi.yodeya community so here goes: "I came across this rather interesting rendition of "kashrus Explained", not sure who authored it, but I ...
2
votes
2answers
89 views

Chazekes Kashrus - Permitted or Required to rely on it?

Is the concept of "chazekes kashrus" (presumption of being acceptable), particularly with respect to the kashrus of food, a reshus (permission) or a chiyuv (obligation)? I.e. are we required to rely ...
6
votes
2answers
193 views

Need to kasher a knife after sticking oneself

If I poked myself with a knife and possibly got blood on it; does it have to be kashered.
2
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1answer
168 views

Giving away coupon to non-kosher restraurant

Can a "kosher eating only" Jew who receives a coupon for a free meal at a non-kosher restraurant give that coupon to another jew, even if they don't keep kosher? I know you are not making them go and ...
-3
votes
3answers
176 views

Why did Hashem make some non-Kosher animals look like Kosher ones?

Why did Hashem make animals like the pig, camel, etc. that have one exact character trait of kosher animals and then write in the Torah that they aren't kosher? If He's trying to trick us, shouldn't ...
2
votes
2answers
147 views

The Shafan and Arneves

What are the Shafan and Arneves (Leviticus 11:5-6)?
11
votes
1answer
676 views

Drinking cold kosher beverages in a non-Jewish relative's house

Let's say you're staying at a non-Jewish relative's house. He bought you kosher food because he knows you keep kosher. He buys you a drink such as milk. You see him pour the drink for himself into his ...
7
votes
6answers
333 views

why create non kosher animals?

why did hashem create non kosher animals, was it to tempt us and see if we would control ourselves?
3
votes
1answer
97 views

Kashering cold dishes for Pesach

If a vessel only held cold food, never hot, but was washed in the dishwasher, does it need hagalah for pesach? Or nothing? Is your minhag not to use any year-round cookware for pesach, or do you ...
8
votes
8answers
471 views

Kosher accommodations in out-of-the-way US places

Are there any non-urban vacation areas in the United States with full-service kosher food available? I realize that the following are not hard to find: Kosher restaurants in some urban centers. A ...
7
votes
4answers
745 views

Is being vegan “kosher”?

Is being a vegan completely following halacha? Even if not eating anything traif (non-kosher), perhaps it's not truly kosher because you are not following the commandments to domesticate animals and ...
5
votes
1answer
185 views

How to identify Yashan

I would like to serve food to a friend who observes the restrictions against eating Chadash grain products, but I don't have access to a guide on identifying Yashan. However I have heard, for ...
6
votes
1answer
223 views

Must I warn people about an untrustworthy restaurant?

What is my obligation to warn fellow kosher observant people about a Restraurant that is claiming to be "Glatt" Kosher, when in fact it has no Rabbinic Supervision at all and the owner's religious ...
3
votes
2answers
248 views

How is it possible for a pot of meat to become pareve? [closed]

I was recently posed the following puzzle: You have a pot of meat. You put in milk. It becomes pareve. How can this be? Any ideas on how this is possible?
3
votes
1answer
167 views

Why would a product be “only for cooking and pureeing”?

A recent OU kashrut alert that I found on Kashrut.com says: Kirkland Nature's Three Berries: Rader Farms, Inc.: This product bears a Half-Moon K symbol and should be used only for cooking and ...
4
votes
1answer
602 views

Eating your own (kosher) food in a non-kosher restaurant?

This was brought to mind by this question: What are the rules about joining your co-workers (or the like) for a meal in a non-kosher restaurant, but bringing your own food? Is it prohibited as mar'is ...
7
votes
2answers
413 views

A restroom in a formerly-kosher eatery vs. one in a never-kosher eatery: which is preferable?

Say I'm on the road traveling, and I need to use a restroom. Which of the following two restrooms is preferable? One in a restaurant that used to be kosher, but is now non-kosher. One in a ...
5
votes
3answers
2k views

Which hechsheirim are reliable?

How can I find out which hechsheirim are reliable and which ones aren't?
16
votes
6answers
754 views

Fish eaten with milk?

Is there any halachik problem with eating fish and milk together? (A classic example is a bagel with lox and cream cheese)
4
votes
4answers
883 views

Does soda need a hechsher?

I have noticed that many cans of pepsi don't have a hechsher (kosher symbol) on them. Do they need one?
17
votes
2answers
709 views

Why doesn't the OU put DE on food packages anymore?

The OU used to put DE next to the OU symbol when a product was Dairy Equipment. Such a product can not be eaten with meat but can be eaten right afterwards (you don't need to wait the amount of time ...
12
votes
5answers
429 views

What makes a wine kosher?

Why are some wines kosher and some not?