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

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Starburst Fruit Chews kosher?

Are Starburst Fruit Chews kosher? This website below clearly has an OU on the right side. However, Gelatin appears on the ingredient list, and the oukosher.org website doesn't have any reference to ...
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Which hechsheirim are reliable?

How can I find out which hechsheirim are reliable and which ones aren't?
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Non-kosher, non-Jewish-run, Sushi Restaurants

Is the food served at a non-kosher, non-Jewish run sushi restaurant considered non-kosher because of the non-kosher-ness of the knives, the bishul akum of the rice, or both?
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Where in the sources do we find a list of kosher birds?

In the parsha this past week (re'eh) we find a list of birds that are not kosher. This is unlike the Torah's approach to mammals and fish, where we are told to identify those that are permitted by ...
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Comprehensive list of Kosher Products

Is there a comprehensive list on the web of all kosher products?
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If you check for bugs according to halachic requirements, and then there is a bug in the food, are you liable?

If one or one's wife does everything that is needed for checking, but one accidentally eats a bug anyway, is one liable for the sin(s)? I'd also be interested in knowing whether one would be liable ...
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Why do soft cheeses made by gentiles, like cottage cheese, have a hechsher, while others like mozzarella not have a hechsher?

I noticed Rav Abadi says all soft cheeses made by gentiles are kosher. Do other poskim also hold like him? If yes please post who. Both cottage cheese and mozzarella require rennet, so I'm not ...
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Is a klipa davuk?

There are many places in the realm of kashrut where something may become forbidden kedei klipa (just the edge is asur). For those who hold by isur davuk (as isur which is attached to something else - ...
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How much aged cheese is needed in a cheese mix to require waiting 6 hours?

According to Remo in Shulchan Aruch Yorah De'ah a9:2 as referred in this OU article, people should wait 6 hours after eating hard cheese. Let's say someone eats a type of cheese that is partially ...
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kasher a nonkosher Le Creuset pot? [closed]

I have several Le Creuset pieces - Dutch ovens and casseroles - that I inherited. They have not been used for 15 years, but definitely were used for non-kosher cooking; it's safe to assume they might ...
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52 views

Identity of Star-of-David kosher symbol

What is the certifying agency that uses a kosher symbol comprised of a Star-of-David containing another odd-looking symbol within it?: It is carried by, e.g., Byrne Dairy milks (of New York ...
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Can non-food be treyf?

If I placed my kosher food on a non-kashered surface that I knew had never been used for food, is my food still kosher? I would be interested in whether there could be concerns of bugs--but that is ...
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Reliability of the OKS

I dont know if this type of question is allowed but I was told to ask it here The symbol is on some restaurants in the NY tri-state area (like Crumbs Bake Shop for example) and I have heard of quite ...
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One Dishwasher for Milk and Meat Dishes [duplicate]

Can a dishwasher be used for both meat and milk dishes? Under what conditions? As far as I can tell it should be OK right afterwards since any taam would be lifgam because the dishes are covered in ...
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Can you french kiss your wife if she does not eat Kosher?

Is there any kashrut problem to kiss your wife if she has eaten something non-kosher? Maybe you can eat small non-kosher food by kissing her. If her whole mouth is not kosher due to the hot ...
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1answer
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Is one allowed to have his child take a non-kosher oral vaccine if the law requires it to attend school?

Many state laws require that toddlers be vaccinated prior to attending elementary school. Years ago, the Sabin Polio oral vaccine was used. I'm uncertain if oral vaccines are used, now. Let's say ...
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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?
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Does the one-year rule regarding Milchig and Fleishig pots apply to non-Kosher vessels?

According to Ashkenazi tradition, "If a meat/milk pot hasn't been used for a year+, it may be used as the other type without Kashering". If I have a ceramic coffee mug that may or may not have ...
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1answer
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Are songbirds Kosher?

In Leviticus and Deuteronomy, there are sections that give a seemingly comprehensive list of non-Kosher birds. They are mainly birds of prey, not songbirds or birds like that. I know that there is no ...
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1answer
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Why does medical marijuana need a kosher supervision?

Today, NY State joined several others in opening clinics to dispense medical marijuana. Distribution of this is restricted to patients who have severe illnesses such as Parkinson's Disease, epilepsy, ...
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Does Lubavitch Messianism pose a Kashruth problem? [duplicate]

This is a practical question for Kashruth, but there are multiple issues that play into it. Firstly do members of the Lubavitch community have heretical beliefs? Some prominent Lubavitchers have made ...
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Contemporary leniencies regarding the prohibition(s) of new grain

Since Talmudic times, Rabbinic scholars have grappled with the apparent contradiction between the Biblical and/or Rabbinic prohibition(s) of chodosh (new grain grown since Passover) and the common ...
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Is weed kosher? [duplicate]

Some says that qnei boshem in the bible, one of the ingredient of holy anointing oil is a plural form of qneibos or cannabis. Ganja. Whether that's true or not, I sort of wonder. Is it kosher? It's ...
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Kashrut - Why is Halal label on Kosher meat? [closed]

I have noticed that Of Tov has Halal listed on their meat products. How is this halakhically possible? The Quran teaches that Kosher meat is not permissible for Muslims only grain is permissible. How ...
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Does anyone know about a recent brocolli bug problem?

I'm not sure if this is a recent localized problem or not. A few people in my neighborhood (New York City area) have told me that local Rabbinical councils have forbidden buying broccoli, as there is ...
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1answer
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Can a non-Kashrus observant Jew cook for a Kashrus-observant Jew?

Can a Jew who understands the laws of Kashrut but is not personally observant cook for a Kosher-observant Jew? For example, can a Jewish but non-observant parent cook for his Orthodox child? Presume ...
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Can one buy a container of fresh ground nut butter from a health food store without kosher supervision?

Several "health food" stores near me have a machine that grinds fresh nut and butter. Two such stores are Fairway and Whole Foods. The nuts are grown in California and Georgia (the U.S. state, not ...
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Hand Cream Glycerin

Is there a problem according to any opinions of using creams and the like because of their treif animal content in the Glycerin of Sicha Kshtiyah:"anointing is like drinking"?
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May I use a clean can opener previously used for non-kosher cans?

It only had cold contact with treif, if any (only if the food reaches to top of the can); no duchka de sakina was involved. Its contact with my kosher food is also cold - if any (only if the food ...
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How do we know that non-hechshered food is not kilayim or kilay hakerem?

"Kilayim" and "kilay hakerem" are two classes of prohibitions on eating from "mixed" fields (in which more than one type of crop is planted.) "Kilayim," as I understand it, specifically refers to the ...
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Can a sefaradi eat fish with butter?

I heard that it is permitted for a sefaradi to eat fish with butter but not with any other dairy products. Is this a valid statement?
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Why would spring water or mineral water need a kosher certification?

Nearly every popular U.S. brand of spring or mineral water that I've seen has a kosher certification symbol on the bottle. Amonng them are Perrier and Saratoga (mineral / sparkling) and Poland Spring ...
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Are the uncertified packaged pre cut vegetable and fruit platters in a non-Jewish store kosher

In the produce cooler section of stores (such as Costco), one can often find packages of shrink-wrapped cut up veggie and fruit platters. Would the fact that these are precut in the store require ...
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Does food need to be double-wrapped for the fridge?

I am familiar with the idea ( What's the halachic advantage of double (or triple) wrapping food? ) that double-wrapping is necessary for a halachic separation in certain kashrus contexts. However, ...
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How was kashrut affected by Science?

I have been reading a lot of questions concerning kosher foods, to get a better understanding of what it means for something to be kosher. To an atheist, this site is very helpful. But as a chemistry ...
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Creating a crowd-sourced database of non-dairy OU-D products

Several questions/answers on this site have pointed out that the OU-D hechsher does not always mean that the product is actually dairy. (But that it is, in reality, "OU-DE" [dairy equipment]. See here ...
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Which rabbis permit food being kosher just based on the ingredients?

Kosherstarbucks.com give options of what to order based on different halakhic standards. They include the "No Utensils List" (CRC-recommended), the Regular list, and the Kosher by Ingredients list ...
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Does Rooibos tea need a hechsher?

Unlike regular tea, which is from the plant Camellia sinensis, rooibos tea is derived from the plant Aspalathus linearis. I've checked CRC and Star-K and their tea-specific articles don't mention ...
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Why should a kashrus certification agency change their standards?

Today I learned that the Oasis Mediterranean Foods company (located in Toledo, OH) has lost their hechsher on stuffed grape leaves. Formerly the entire product line was certified by Star-K, so I ...
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Does MSG require a hechsher?

Monosodium glutamate (MSG) is a popular food additive that lends umami (savory) flavor. Do pure MSG crystals require a hechsher?
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Who certified this yogurt as kosher?

Looking at unclear heshers on some yogurt packages: Dannon "Light and Fit" yogurt has a capital K without any other identifier. Yoplait "Light" has a capital K D. I was told that the letter K alone ...
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How do I refuse nonreligious guest's salad?

I invited a non-religious guest over for a meal. I insisted that they don't need to bring any food with them. But they said they're going to bring a salad. I told them it isn't necessary but they ...
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Is there such a thing as kosher perry?

This might be too obscure for most people, but I want to put it out there anyway. Perry is fermented pears (sort of a pear cider, if you will - from what I read in Wikipedia, perry produced outside ...
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1answer
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do blanched, slivered almonds need a hechsher?

I have seen blanched, slivered almonds sold in packages. Hypothetically do these need a hechsher? I am aware that blanching involves heating so I imagine there could be kashrut concerns, but on the ...
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958 views

Is the Citrus flavored Ciroc vodka kosher?

I would like to buy citrus flavored "Ciroc" vodka and wonder if it's kosher?
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Can a mother taste her own breastmilk?

Can a mother drink/taste her own breastmilk? I know theres an issur for a non-baby to drink directly from the breast; but, what about from a cup? Further, if it is indeed assur (even from a cup), ...
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Is human placenta kosher?

There is, apparently, something called placenta encapsulation which means making pills out of a placenta postpartum for the purpose of digesting placenta. People claim that these pills offer unique ...
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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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Does consuming raw meat make one Fleishigs?

If one is making meat, and while the meat is still raw licks his/her fingers, does s/he become Fleishigs (to wait the appropriate amount of time before eating dairy)? Essentially if we boil (excuse ...