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

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Can certified vegan be assumed to be pareve? [duplicate]

If a food item has a valid kosher certification, which marks it as being dairy, but also has certification from a vegan certification that it is vegan, can it be assumed to be dairy equipment? I ...
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Toasters in motels / cabins

I rented a cabin last week. In the kitchen was a clean toaster - not a toaster oven, but the "retro" kind for 2 slices of bread. Could I have used it? My assumption was it's OK b/c the electrical ...
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Self-Cleaning an Oven to Kasher If Food Residue Remains

From http://www.chabad.org/library/article_cdo/aid/623729/jewish/How-do-I-kosher-an-oven.htm: "If your oven is of the self-cleaning variety, koshering it is fairly simple. All you need to do is ...
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Kosher Lotus Spread [closed]

Lotus spread (see: http://www.biscoff.com/indulge/biscoff-spread) is a European cookie spread that I've seen in Israel and the US, in the former with a hechsher and in the latter without one. Does ...
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What is the kashrut status of synthetic/in vitro meat? [duplicate]

It was reported in the news today (at least in the UK) that another step forward has been made towards the creation of "synthetic meat". From BBC News: The world's first lab-grown burger was ...
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Eating treif under hashgacha

What happens if someone eats at a restaurant with a kosher certification (hashgacha) but is served, and unknowingly eat non-kosher? What are the spiritual and halachic ramifications to all parties ...
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Kashrut: Meat and dairy

My family owns a farm that produces fresh food, including dairy and meat. Would the prohibition to eat milk and meat together still apply since I have ascertained that the cow from which milk was ...
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How come delicatessen offer meat sandwiches AND cheesecakes as deserts?

How come delicatessen offer meat sandwiches AND cheesecakes as deserts? Were people mixing meat & dairy in eastern european communities ? Or were they not really part of traditional ashkenazi food ...
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Grill used for neveilot

Assuming I have a grill and someone I know uses it, without my permission, to cook meat from a neveilah (or perhaps not, but kosher species without certification). What is the status of the grill and ...
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Kashrut of Bread

Assuming bread was prepared and baked by a Gentile using only kosher ingredients (e.g. kosher flour, water and kosher yeast) and only kosher equipment, what conditions would render such bread fit for ...
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Off the Derech Parent [closed]

In what instances to kibbud av v'em apply to a parent who has become less religious? For example, of the following points, which battles are worth fighting? Kashrut Shabbat Chaggim tzniut As ...
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Are Dunkin Donuts Coolatas kosher?

For the purposes of this discussion, let's assume that unflavored coffee with milk is kosher everywhere you go. (Related MY question) Are Coolatas (from Dunkin Donuts) included in this? A friend of ...
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Is jam a davar charif?

I learned that juicy fruit are considered a davar charif. Is jam or preserves made from such types of fruit also a davar charif? Why or why not?
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What is the difference between kosher and permitted food?

I wish to allude to this answer, which distinguishes between "kosher" and "permitted" (and "non-kosher" and "forbidden") foods for purposes of knowing when to make a bracha. Can someone explain this ...
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Why can't we use products in food that are a דבר מעמיד

מסכת עבודה זרה, דף לה עמוד ב explains how if one curdles milk with the sap of leaves from an orlah tree, the cheese is permitted. The reason is because the leaves are a separate entity from 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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What conditions would render plants non-kosher?

Under certain conditions, I know that uncontaminated (e.g. no insects / meat, etc) plant-based foods are prohibited (ie., non-kosher). Examples I can think of include: Non-kosher wine Chometz ...
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Where can I find the concept of Davar ma'amid in the Gemara

Where in the Gemara does it talk about the concept of a Davar ma'amid in length regarding kashrut
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Can a deep-cover agent on active assignment violate kashrut to blend in with targets?

I have no idea whatever what the Mossad's practices are when collecting human intelligence, but I would be certain a small percentage of people in CIA would have to be Jewish owing to ...
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Premixed Gatorade and Powerade aren't cheap. I'd rather buy something powdered or concentrated. What's kosher?

I'm sick today; I think it might be (mild) gastroenteritis. DuPont et al. write that "the most important form of therapy consists of fluid combined with electrolytes", citing the CDC. I'd rather use ...
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253 views

Do I have to check my fruits and vegetables [for insects] before I put them in a smoothie?

I use both frozen and fresh fruits and vegetables in my smoothies, and mostly organic. Does the type of fruit or vegetable matter? For example, produce that generally has more insects, such as ...
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118 views

Can bleach be sufficient to cleanse for Passover?

A couple years ago I (Conservative) was asked by my wife (Baptist) to educate her church by running a Seder for them. I cleaned the kitchen and serving areas as best I could, vacuumed the carpets, ...
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Finding Kosher Fruit Flavored Snacks

Anyone know of a kosher fruit flavored snack, similar to these? According to oukosher.org there exists a "Scooby-Doo! Fruit Flavored Snacks 10 Count Carton" that is OU Parve, but I cannot find it ...
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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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Milky chocolate cooked in meat pan, are the plates used to eat the chocolate treif? [on hold]

So, my wife mistakenly used a meat pan to cook chalavi chocolate. We didn't find out until the chocolate was used to cover a cake AND the cake had been eaten. The pan is surely treif, that's clear. ...
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Does jam have the halacha of duchka d'sakina?

The Chochmas Adom in 49:9 holds that all fruit have the halacha of duchka d'sakina, and that if you cut a fruit with a meat knife which was not definitively clean, you need to scrape off the outer ...
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Does breast milk make vessels non-kosher or milchig? [duplicate]

I understand that breast milk is kosher only for babies and is traif for adults. But does breast milk make other vessels non-kosher? For example, if I put a spoon, knife or fork in the breast milk, or ...
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37 views

Test tube meat: Pareve? [duplicate]

Meat that is grown in a test tube - also known as in vitro meat - would seemingly fall outside of existing kashrut categories. You do not need to kill an animal (thus no need to schecht). Would it ...
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82 views

Are separate glasses required for milk and meat?

It seems to me that there are some interesting things which are done in virtually every kosher Jewish home that may have no basis in halachah. I think that having separate glasses for meat and dairy ...
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Halachos of kashruth and bliya

If a utensil can't become meat or milk through bliya, (like wood) then is it ever possible to become non-kosher?
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Kosher shops selling turkeys

I have noticed a Kosher shop selling turkeys only at this time of the year (...late December). Without getting into a discussion about the Kashrut status of turkeys, is this considered in the spirit ...
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Sharpening a knife as N"T [duplicate]

Is sharpening a knife a concern of Nothein Ta'am in Kashruth matters?
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Kashrus in Israel [duplicate]

Possible Duplicate: Which hechsheirim are reliable? How can one tell which Kashrus organizations are reliable in Israel?
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Poskim who hold chalita is necessary?

Are there any famous rishonim or achronim (outside of Yemen & besides the Rambam) who hold doing chalita to meat is necessary?
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Can jews eat unclean animals when blood is removed?

http://www.mechon-mamre.org/p/pt/pt0512.htm Notwithstanding thou mayest kill and eat flesh within all thy gates, after all the desire of thy soul, according to the blessing of the LORD thy God ...
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Was the honey that Samson ate from the lion kosher?

Was the honey that Samson ate from the inside of the lion (Judges 14:8-9) kosher? There are two premises to my question: 1) The derivation that bee's honey os kosher is from the Talmud, which, ...
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Limited nature of products considered kosher

I was reading about the laws of bitul, though I've never learnt about them properly in any detail. One example given in the book (An Artscroll book on kashrut) was that you can assume that a grocery ...
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Food Stringencies and Dishes

May one eat who avoids certain foods as a stringency (eg. foods which aren't Chalav Yisroel, Pas Yisroel, and Bishul Yisroel) use plates and/or cutlery that are otherwise kosher but have been used in ...
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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 ...