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

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Are you allowed to take pills with gelatin [duplicate]

According to Halacha, are you allowed to take pills that are covered with gelatin? It's an antibiotic for acne.
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The opinion that microwaves don't need to be kashered

So I remember hearing this opinion that followed like this: "Microwaves do not need to be kashered because the means of cooking in a microwave are different than those spoken about in the Gemara." ...
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What is the best way to keep updated with status of hechsheirim in Israel?

There are many halachic (and sociopolitical, agricultural, religious, economical, etc.) kashrut issues pertinent to Israel alone, leading to a great variety of challenges that kashrut authorities ...
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Can an enamelled pan be changed from meat to milk/pareve? [duplicate]

I have a metal pan that is enameled white on the inside, which I have had for more than 40 years, and hardly used. I originally intended it for meat, but now I think I might get some use out of it if ...
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Why did they stop packing the gizard, neck and liver inside the chicken cavity?

Why did they stop packing the gizard, neck and liver inside the chicken cavity? I think this practice stopped about 25 years ago. When I was a novice cook, I didn't know that I had to first take out ...
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Can Food Remnants make you fleishig/milchig

ב"ה Can food remnants, like stains, make you fleishig/milchig? For example, if I had a steak and got it on my sleeve, then the next day wiped my mouth with that sleev,e can I become fleishig from ...
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Cloth and meat and milk

Does cloth retain meat and milk after it is washed? I was thinking that instead of ceramic or plastic plates, we could eat off of woven disks.
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koshering a keli less than 212 farenheit [closed]

my wife made Hagala in a vessel and the water was not boiling yet. I measure the temperature after she did it and it was 80 degrees celsius (176 F). whats the din now. can i used or i have to kasher ...
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Equipment used for cooking by a non-Jew

I've heard that even if kosher ingredients and equipment are used, the food cooked (i.e. using heat) by a Gentile isn't kosher in most circumstances. I am wondering what the opinions are regarding ...
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Maris Ayin and bags from restaurants

Similar to this question, suppose there is a chain of restaurants that is mostly non-Kosher, but there happens to be one kosher franchise in the chain. The example I am thinking of is that there is ...
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Can I use Bounty to drain my food? [duplicate]

Possible Duplicate: Kashrus of Paper Towels Using paper towels such as bounty can be very useful when on a diet for draining the oil off of foods. However, I heard rumors that bounty is ...
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Is vaping prohibited?

With the rising popularity of vaping and electronic cigarettes, many might consider turning to them to stop smoking or to at least divert their habit to a healthier alternative. However, the liquids ...
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138 views

The Torah's list of animals with one kosher sign

I have a question that has been troubling me for many years and I have never received a satisfactory response. On March 22, 2005 THE NY Times had an article entitled Religion and Natural History ...
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Would coffee in beer be kosher?

It is common practice to allow drinking coffee pretty much anywhere. It is also widely accepted to drink unflavored beers. Would that logic allow one to drink beer that is commercially brewed and/or ...
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Can Jews eat non-Kosher meat?

Is it permissible for a Jew to eat meat that isn't treif or forbidden flesh if it was not purchased from a kosher butchery? I was told by a Muslim friend of mine that non-halaal meat (except pork) ...
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571 views

How can you get hot kosher food on campus?

So you're living in a college/university town with no kosher restaurants. How can you get hot kosher food?
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How to explain Kashruth simply?

How can one explain Kashruth to a curious colleague without too much complexity? I get curious questions all the time, mostly about the laws and about rabbis blessing the food, which is, of course, a ...
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187 views

One-in-Sixty Versus Roiv- Why both?

There are two concepts in the Halacha of Bittul (nullification). One says that if there is an item that is Unkosher that falls into another item that is Kosher, and it is a mixture, and the Unkosher ...
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Commercial kosher slaughter

Kosher slaughter today is mainly carried out in large factory settings, with each shochet slaughtering hundreds or even thousands of animals every day. The required inspections of organs is also ...
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Kashering with a potted plant

On Friday, my grandmother made a comment about kashering a knife by sticking it in a potted plant (with very loose soil), something which will not kasher anything. What is the origin of this ...
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195 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 ...
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163 views

The Shafan and Arneves

What are the Shafan and Arneves (Leviticus 11:5-6)?
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Using Dishwashers for both Meat and Milk

Can one use a dishwasher to wash both meat and dairy dishes, either simultaneously or consecutively? What about pareve dishes?
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May a person order food from a vegan restaurant

May a person order food from a vegan restaurant? — assuming you aren't ordering cooked food, to avoid the problem of bishul akum. If your ordering let's say a salad, what could be the problem? ...
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Cholov Yisroel “Kashered”

So I was eating one of my favorite meals -- a bunch of peanut butter and cheese sandwiches, and to pass the time, I looked at the package of cheese. It is "Natural and Kosher" by Anderson ...
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Is Ethanol Mixed Gasoline Kosher for Passover

Typically in the US, gasoline for cars is a mixture of refined crude oil and some ethanol up to 10%. Since ethanol in the US is corn based, by buying gasoline are you buying kitniyot?
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Eating at Home and Maarit Ayin

Short question: is maarit ayin (מראית עין) a problem when one is home alone? Long question: assuming that in-vitro meat is pareve, even if it is maarit ayin to eat it with milk in public, would it be ...
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If the majority of organic and/or free range eggs contain blood spots, why are they certified kosher? [closed]

Variables that are known of the organic and/or free range: I don't believe the eggs with blood are just protein spots even though brown eggs through observation usually do contain more protein spots ...
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106 views

Are spices or produce required to be “glatt kosher”?

At home, I have a jar of Pereg oregano that says "glatt kosher" and parve. Am I missing something? I thought "glatt" applies only to meat. If so, how can something be both fleishig and parve at the ...
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Why don't we use the same utensils for milk and meat if the food is cold

If I have designated utensils for cold foods such as salad, or cold salami and cheese. What is the problem of using the same utensils for both milk and meat, since there is no bliya because both are ...
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Does the Kashrut Authority of Australia always distinguish between dairy and dairy equipment?

A question on Beer.SE asks why (according to the Kashrut Authority of Australia) beer from New Zealand must be presumed dairy. The question there asks what dairy could possibly be in beer. My first ...
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182 views

To what extent should one not sell unkosher goods?

I know that, as a Jew, I shouldn't sell unkosher goods. So, does this mean I can't directly make profit from selling unksher goods? For example, if I work for Walmart, and some one buys pork while I ...
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Making a Berachah on rabbinically prohibited foods

Should one refrain from making a Berachah on rabbinically prohibited foods, or does that rule only apply to biblically prohibited foods?
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Restaurants with hechsher for locusts

Are there any restaurants in Israel (or other) that have a hechsher endorsing the preparation and eating of locusts in their restaurants?
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In vitro meat — further questions

Related to this question: Does artificial meat grown in a petri dish have the halachic status of meat? Assuming that in vitro meat becomes widespread and assuming that it would be hechshered per the ...
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Slaughtering with a machine

May one slaughter kosher animals with a machine? I don't mean to ask this question about restraining animals, what I want to know is if one may use a machine to actually make the cut, to actually ...
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kosher food ideas without refrigeration

What kosher food should I pack for a one-week trip? I won't have access to a fridge; and no kosher food will be available at my destination. The only food idea I can think of is tuna. That would ...
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Cranberries on Passover

Are fresh cranberries, bagged with OU (year-round) certification, kosher for Passover?
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Can I use the Flavia coffee machine in my workplace?

There is a coffee machine (also makes tea and hot chocolate) in my workplace that uses individual packets (not pods) for the drinks. I do not know what the mechanism is for turning that into a drink ...
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Halibut scales - how to identify them?

We picked up some halibut for Pesach directly from the packer. This fish has not had the skin removed. The box clearly was sealed with the O-K. But my wife was uncomfortable that we could not find the ...
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Kashering by Placing in a Self-Cleaning Oven

I think I remember learning once that one can kasher something that requires libun (e.g. a pan or cookie tray) by cleaning it and putting it in a self-ceaning oven. Is this true? If so, it sounds much ...
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561 views

Does every thing need a hechsher?

Do objects used in food preparation and foods that have no or little chance of being not kosher really need a hechsher? Please cite sources, if you can.
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Waiting to reveal Kosher issue in order to get to the root of the problem

Suppose a Mashgiach realizes that a store is selling Treif meat, however is unsure as to the source of the problem. If he announces immediately that this store is selling something not Kosher he may ...
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How does one keep a kosher sink?

How does one keep a sink kosher when using two separate sets of plates and dishes?
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274 views

Synthetic unkosher meat?

Suppose tissue identical to that of a pig could be created synthetically (with kosher ingredients) in a science lab. The meat would be completely indistinguishable from pig meat, but it would never ...
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Dirt and Kashruth

Does dirt (an unknown foreign object that makes the food look bad) have a status of non-Kosher, such that if it were put in a pot and boiled or run through the dishwasher, it would make other things ...
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440 views

Does cheese without a hekhsher tref dishes?

I've heard that Rav Soloveitchik ztz"l used to eat non-hekhshered cheese. Can you explain how the creation of hashgachah agencies has changed whether things need hashgachah, and would it be reasonable ...
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427 views

“Hospitality” Cereal Kosher?

It's a generic brand. I don't have access to the box and can't find any way to check…
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370 views

Worms (Tolaim) in dried fruit

With Tu B'Shevat in 2 weeks, and the Inyan of eating fruits many people eat dried fruit. What are the concerns regarding worms in specific fruits? How do you check to make sure that there are no ...
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Does soy milk need a hechshir

Does soy milk need a hechshir since they put in artificial things that can be trayf or its all natural and it won't need a hechshir