Kashrut (also kashruth or kashrus, כשרות or כַּשְׁרוּת) is the set of Jewish dietary laws.
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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)
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Finding Meat After 6 Hours
Suppose you wait 6 hours (or more) and then realize you have a small piece of meat stuck in your teeth:
Do you have to remove it before eating dairy?
[assuming you have to remove it] Do you have to ...
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How could boiling 3 eggs at a time help?
A lot of people have a custom of boiling 3 eggs at a time, as mentioned here, among any other places.
One reason given for this practice is that if one egg turns out to be unkosher, the remaining two ...
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What is the practical difference between nebelah and terefah?
The second mishna on Chullin 32a explains that if an animal is rendered invalid by any death which does not occur through proper ritual slaughter it is nebelah while if it is rendered invalid for some ...
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Non-Jews and kosher wine
As a non-Jew, undergoing the conversion process, I am very careful regarding the Torah, rabbinic, and cultural laws. However, some times it seems to me that some laws are not compatible for converts.
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How far does Chaticha Naaseh Neveila go?
Someone cooked an article of food in his kitchen in 2000. In 2010, he discovered that it was treif Gamur. Between 2000 and 2010 he changed all his cutlary, plates, etc. so that nothing that he owns is ...
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Why is Soy milk considered Parve and not Milchig/Halavi?
Considering that milk is forbidden with chicken (as stated in this answer), because chicken could be confused with meat, why isn't soy milk considered milchig as well?
In Israel, chicken is ...
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Can you kasher earthenware or porcelain utensils?
I read in the Kitzur Shulchan Aruch of the Yalkut Yosef that if one cooked dairy in a earthenware meat vessel, and if the vessel is valuable, then one can perform hagalah on the vessel three times ...
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How much does one have to eat to become Fleishigs?
Is there a minimum amount of meat or chicken required to be eaten in order to change one's status to being "fleishig" (i.e. so that he would have to wait before eating dairy)?
[same question can be ...
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Dairy that you have to wait 6 hours after eating it
Which dairy is considered sharp and requires you to wait 6 hours afterwards, prior to eating meat?
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Hot water tap at work
Many offices have a water dispenser (with hot water spout) or a hot water tap next to a sink. Is this hot tap Kosher? Assume for a moment that someone uses the tap to dispense hot water into a cup of ...
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Kosher status of medicine that comes in a gel capsule
What are the kashruth issues involved in the taking of non-prescription gel-capsule medicine which does not have kosher certification?
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Is there a problem with Triangle K? If so, what?
I want to know what the OU's or any other Orthodox kashrut agency's problem is with Triangle K. I have read about the Ralbag family which founded and runs the Triangle K and they are clearly Orthodox. ...
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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.
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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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Should one induce vomiting upon realizing s/he just ate non-kosher?
I've heard several stories of people who ate something, realized it was non-kosher, and therefore induced vomiting. Is this halachically required? Recommended? Does it accomplish anything? (If not, ...
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Can I kasher a ceramic mug? [closed]
I have a ceramic mug which may have been used for a non-kosher hot beverage. I'm really not sure, I'm thinking I used it for coffee made at my parents' house a while back, though I'm not entirely ...
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Can I trust a non-kosher home's coffee pot?
I thought I heard that its ok to use a coffee pot in a non-kosher home, but I could be mistaken. Does anyone know?
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Does instant coffee (regular - not decaffeinated) need a Hashgacha?
There are certain raw ingredients that do not require a Hashgacha (salt, water, eggs, etc.). Does instant coffee (regular - not decaffeinated) need a Hashgacha? If yes, why?
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Dead Fly on Hot Oily Pan [duplicate]
Possible Duplicate:
Does a pot that cooked food with a bug in it need to be kashered afterward?
Fly lands on hot oily pan and duly dies. Kashrut implications? (Of the pan, not the fly :p )
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Bentching after accidentally eating prohibited foods
Should one recite Birkath HaMazon after eating foods that one did not realize were prohibited, or does this fall under the idea that doing so is offensive?
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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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Who determines the kosher status of “new” foods?
Who determines the kosher status for "new" processed foods (e.g. Jell-O)? A few orthodox rabbis' approval? General consensus by the Jewish religious community? Certain kosher standards organizations? ...
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fruit-flavored tobacco Kashrut
Do the fruit-flavored tobaccos that are widely used in hookahs require a Kashrut certification similar to foodstuffs? If yes, why; if not, why not?
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Transfer of taste to/from non-food items
There are a number of heating pads on the market for heat therapy cures and general warmth in the winter. Some are electric, but some of them need to be heated in a microwave or an oven. If you heat ...
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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, ...
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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 ...
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Kosherizing Water using Distillation
Suppose I have water that was cooked with non-kosher food. I then take the water and distill it.
Would this water be considered permissible to drink?
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What Issues Exist with the Tablet K Hecksher?
The Tablet-K hechsher is quite common on products in US supermarkets - especially cheeses. There seems to be a strong sentiment that it is not an acceptable hechsher, but I've heard no halachik ...
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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.
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Does bagged lettuce need a hechsher?
Does one need a hechsher on commercially available bagged lettuce? Or is the standard washing process used by the producers sufficient to remove all insects of halachic significance?
Anecdotally, ...
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Is autocannibalism halachically prohibited?
I was wondering if sucking your own blood or biting at your own scab or otherwise consuming yourself was halachically permissible, since, as far as I can tell, humans are not kosher. Even so, it would ...
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Bitul BeRov - the classic case in real life
In Halachah there's a tremendously powerful concept of Bitul BeRov (nullification among the majority). It goes like this:
If you have three identical pieces of meat, and you know for a fact that one ...
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Issues with cooking meat and milk at the same time
What issues are there (either potential or inherent) in cooking meat dishes and milk dishes at the same time on the same stovetop (not in the same pot)?
Please also compare benefits and problems ...
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What other work can a mashgiach do in a kosher restaurant today?
In a kosher restaurant today, must the mashgiach (kosher inspector) spend 100% of his time watching everything, or can he do some other work in the restaurant? How much work? I know this may vary ...
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Are there any hechshers that certify food as kosher for B'nei Noach?
Are there any hechshers that certify food as kosher for B'nei Noach? Or any restaurants that offer such food? If not, how do observant B'nei Noach ensure that the meat that they eat was definitely not ...
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What was the first product to receive Kosher certification?
What was the first product to receive Kosher certification?
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Why isn't eating milk with chicken kosher?
I remember learning that the reason you don't eat milk with beef is because you shouldn't cook a calf in its mother's milk. However, when you are dealing with two different species, this same logic ...
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What possible Kashrus concerns may exist with these vitamins?
Recently my child's Doctor prescribed vitamin drops for my infant son. When I went to the pharmacy to fill the prescription the pharmacist said that the vitamin drops prescribed are Treif, and the ...
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Is it permitted to eat dirt?
If you find small (but visible) pieces of dirt on your food or drink is it permissible to eat it? Are there sources that discuss this?
By dirt I mean "an unknown foreign object that makes the food ...
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What is the basis for eating in someone's house without a kashrut certificate?
No one asks for a kashrut certificate to eat in someone's house; they just make a rough judgement based on the host's reputation (the way they dress or behave, the circles they move in, etc.). That ...
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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 ...
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Eating in less-religious homes
May one eat a meal in the home of one who attended yeshiva and who one considers trustworthy vis-a-vis making sure everything is kosher for their guests, however, one is reasonably certain they do not ...
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How to increase the demand for kosher food?
I live in the Hartford Connecticut area and while the population of people who practice the Jewish faith is increasing, the ability to find Kosher food is on the decline. Even the local Kosher grocery ...
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tuna wrap in non-kosher restaurant
Is there any way to eat a tuna wrap from a non-kosher restaurant, if I have full access to see their ingredients and packaging?
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Timtum Halev not b'derech achila
Does the notion of Timtum Halev -- dulling of the heart (spirutal damage) which Rabbeniu Bachaye explains in Vayikra 11:43 -- apply when the non kosher food was put in one's body without doing it ...
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Is swordfish Kosher?
What's the deal with swordfish? Is it Kosher? Which sources say yes, and which sources say no?
EDIT: I know that R' Dr. Moshe D. Tendler is well known for having consulted with scientists (in 1951) ...
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why create non kosher animals?
why did hashem create non kosher animals, was it to tempt us and see if we would control ourselves?
