Questions tagged [kashrut-kosher]

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.
3 votes
1 answer
253 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 ...
9 votes
3 answers
595 views

Does kosher mean healthy?

What is the relation between kosher and healthiness? G-d wants us to eat properly but also to be healthy. For example, it is better to try not to eat too much meat (even if it's kosher), and more ...
2 votes
4 answers
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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 ...
7 votes
1 answer
406 views

Homebrewer then converts; are there leniencies that allow him to drink the beer he made?

Suppose a gentile is a homebrewer who later converts to Judaism. Fermentation and aging can be long-running processes, so even if he knew to anticipate the problem and ceased homebrewing activities ...
5 votes
1 answer
731 views

The Sciatic Nerve and Fat of Kosher Fowl

I have learned that the sciatic nerve must be removed from land animals to render the meat kosher. But what about fowl? Does the sciatic nerve need to be removed from chicken or turkey? Why or why not?...
8 votes
1 answer
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Does flavored dental floss need a hechsher?

You can find flavored dental floss these days usually in the flavor of mint. Is there anything to worry about or is it no worse than mint mouthwash? If not, doesn't the gemarah in berachot 6th perek ...
4 votes
0 answers
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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." ...
17 votes
4 answers
980 views

Kashrus status of turkeys

From what I have heard there were those that did not eat turkey (such as Rabbi Yaakov Kamenetzky Zatzal) due to a question whether we have a Mesorah as to the Kashrus of this bird. I know that many ...
8 votes
1 answer
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Buying non-Kosher food for home Emergency Kits

The United States federal government, American Red Cross, and surely countless other governments and NGOs recommend that families have Emergency Survival Kits in their homes in case of a natural or ...
4 votes
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*Tzomeach* (צוֹמֵחַ) in kashrus halacha

To find the kashrus status of an organism, we first need to correctly classify it as tzomeach, animal, bird, or fish, as each group has its own distinct requirements. E.g., animals need to chew cud ...
6 votes
3 answers
702 views

To what grains do the laws of yoshon apply?

For which species must we wait until after pesach to eat the previous crop? Are there different cut-off dates for different species?
12 votes
2 answers
1k views

Zimun and Bentsching (Bircat Hamazon / Grace After Meals) with Jews who ate non-kosher food

I came across an interesting situation recently. I was eating with Jewish, non-observant friends. I brought over a hamburger from a local kosher take-out place. They had homemade, non-kosher food, ...
4 votes
1 answer
3k views

Does loose leaf tea need a hechsher?

Sometimes I find bags of dried tea leaves of various sorts in my local Turkish store. Do such teas need a hechsher (certification as kosher)? Is there any indicator I can use to tell if it's kosher or ...
1 vote
1 answer
109 views

In what case can a wine made from the "Fruit of the Vine" be kosher but not acceptable for kiddush? [duplicate]

I saw a post the other day where a religious Jew posted a picture of a new wine he got and clarified that it was made from the "fruit of the vine" and yet it wasn't good for kiddush. What kind of ...
2 votes
1 answer
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Is there a problem with "Mar'it ayin" by attending a company picnic?

Theoretical: Let's say that a company plans a picnic in a "semi-park" area. I.e. - it is a tree-lined public thoroughfare that many people including Jews, walk through. (I added this fact b/c I have ...
2 votes
1 answer
560 views

Keeping Kosher Jewish/gentile marriage

A young couple is in love and intends to marry. She is Jewish and he is Christian. Each respects the other's religious beliefs and neither intends to convert. She keeps kosher. OTOH, he eats ...
8 votes
1 answer
3k views

Difference between eiver min hachai for Jews and Noahides

Both Jews and Noahides are forbidden to eat aiver min hachai (a limb torn from a live animal). Is there any difference between the prohibitions for Jews and non-Jews?
32 votes
3 answers
2k views

Keeping Kosher at a secular company

How you do deal with keeping Kosher while working at a secular company? It's easy enough to bring my own lunch everyday; what I'm not sure how to handle are events like company lunches and other ...
1 vote
2 answers
79 views

Kashrus Advising agencies

There seems to be a lot of kashrut organizations that deal with their respective hashgachas. But rarely do they advise about other organizations or products that arent certified. Are there any ...
8 votes
2 answers
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What's the Bishul Akum heter for hard-boiled eggs?

I've seen prepackaged hard-boiled eggs in the grocery store with an OU. As eggs are relatively inedible raw, what is the heter vis-a-vis bishul akum for them? (Or are they having a Jewish mashgiach ...
3 votes
2 answers
2k views

Are homeopathic remedies kosher?

I'm not sure what they put in the remedies but I would like to know if they are kosher and would batel beshishim apply in this case if there was a non-kosher ingredient?
4 votes
1 answer
537 views

Microwave oven and goy (me) cooking [duplicate]

Is cooking kosher food by a Goy - in this case me (doing giyur) in a microwave oven making the oven unsuitable for use by a Jew? I asked one rabbi who said there is no halakhic issue. I live in a ...
3 votes
2 answers
202 views

Biologically, what are sirchos?

Biologically, what are Sirchos? Are they a Tumor?
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2 answers
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Are We Not Supposed To Eat Fat?

In Leviticus 3-17 it states: All fat is the lord's. It is a law for you for all time throughout the ages, in all your settlements: you must not eat any fat or any blood. כָּל-חֵלֶב לַיהוָה חֻקַּת ...
6 votes
2 answers
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Chalak or Glatt?

Which standard is considered more machmir: chalak (Beit Yosef) or glatt? I have heard that when the Ashkenazim started emigrating in force to Israel, there was an issue of the Ashkenazim being meikel ...
13 votes
3 answers
1k views

Is there a "5 second rule" for foods becoming non-Kosher?

OK so I don't actually mean a 5 second rule. But is there an amount of time that it takes for something hot that comes in contact with a non-Kosher utensil or surface to become not kosher? For ...
3 votes
4 answers
230 views

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 ...
8 votes
2 answers
894 views

Can an immersion heater be used to kasher a sink? Does anyone have experience with this?

Normally, to "kasher" or "kosherize" a metal sink (from non-kosher to kosher, or before Passover), you clean it out well, make sure it's used for nothing hot for 24 hours, then pour boiling water all ...
0 votes
1 answer
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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 ...
2 votes
1 answer
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What do I need to know to properly kasher utensils in boiling water? [duplicate]

If someone wants to kasher their utensils using a pot of boiling water, what do they need to know to do it correctly? Among other issues, consider: Are there issues with how long items need to be in ...
3 votes
2 answers
2k views

Medjool Dates (bugs?)

We have a 2 lbs box of medjool dates. Very fancy. But it has been on the shelf for about 2 months. At first, when we split it, no visible bugs. Now we are seeing small white spots near the seed, salt ...
2 votes
1 answer
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Waking up fleishig [duplicate]

I once heard that you cannot wake up in the morning being fleishig, meaning if you go to sleep for the night, even if you sleep less than 6 hours (or whatever time you wait), you are pareve and can ...
5 votes
3 answers
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Are Llamas Kosher?

Being that llamas are ruminates it seems to me that they clearly chew their cud. But I have not found any definitive information on whether or not the have fully split hooves. Furthermore, they are ...
1 vote
0 answers
571 views

Which Animals Have Only One Kosher Sign?

Vayikra 11:4-7 mentions four animals that either chew their cud or have split hooves, but do not posses both kosher signs and are therefore not kosher. At the present time, is this a complete list or ...
4 votes
2 answers
2k views

Halachic law about inviting a Jew for dinner by a Gentile

I know that Observant Jews are commanded by law to eat Kashrut or kosher, so can I as a Gentile invite my Jewish friend for dinner, for example at a marriage or engagement party? What food items ...
0 votes
1 answer
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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?
5 votes
1 answer
100 views

Assuming something has remained Kosher

When someone buys a product with Kosher certification, do they have to check to make sure that it is still certified Kosher or can they rely on the fact that the last time (or first time) they bought ...
15 votes
2 answers
649 views

How big, and what exactly, is "Kedei Kelipah"?

{Kedei Kelipah is a term used in Kashruth for the amount of something that needs to be removed in order to allow one to treat the remnant as Kosher. (This only applies under certain conditions, which ...
1 vote
0 answers
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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 don'...
6 votes
2 answers
2k views

Brands of KFP peanut butter in the US

Does anyone know which brands of peanut butter are Kosher for Passover in the US? Alternatively, I have heard that there is a list for Sepharadim of KFP products that contain Kitniyoth. Can someone ...
5 votes
1 answer
577 views

toveling racks from new built in wall oven

If someone is having a wall oven installed, should the racks that come with the oven be toveled as a separate item? Note that racks of this type can be removed from the oven.
8 votes
1 answer
824 views

Can rags and oven mits become non-kosher or be kashered?

If kitchen rags or cloth oven mits have been used in a non-kosher kitchen, may they be used in a kosher kitchen after they are laundered? Or do they become non-kosher (for example, from contact with a ...
8 votes
3 answers
461 views

Is watching via webcam valid for cholov yisroel?

Would milk be considered cholov yisroel if someone was watching via webcam?
3 votes
0 answers
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Verifying powdered milk

If someone keeps cholov Yisroel but is lenient when it comes to powdered milk, is there a halachically reliable/valid way to verify that a product is made with powdered milk as opposed to fresh milk, ...
3 votes
0 answers
120 views

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 ...
2 votes
0 answers
951 views

Can one use a gas grill for both meat and dairy (with lots of other caveats) [closed]

The basic question is, can the same grill be used for meat and milk. But this question has a few sub-questions/caveats and cases that I'm curious about. 1- I'll assume that the same grill grates ...
4 votes
1 answer
714 views

Who is this certification ([KA] in a square)?

Which organization uses this symbol? It was seen on a package of candy (Goody Good Stuff is the brand) in the Netherlands.
2 votes
3 answers
426 views

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 ...
4 votes
2 answers
2k views

Coffee Machines in Hotels

Many hotels have coffee machines in the rooms. They also usually provide the necessary ingredients, such as disposable filters and coffee grinds. What are the potential problems with using such a ...

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