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

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Is being vegan “kosher”?

Is being a vegan completely following halacha? Even if not eating anything traif (non-kosher), perhaps it's not truly kosher because you are not following the commandments to domesticate animals and ...
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1answer
186 views

How to identify Yashan

I would like to serve food to a friend who observes the restrictions against eating Chadash grain products, but I don't have access to a guide on identifying Yashan. However I have heard, for ...
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1answer
225 views

Must I warn people about an untrustworthy restaurant?

What is my obligation to warn fellow kosher observant people about a Restraurant that is claiming to be "Glatt" Kosher, when in fact it has no Rabbinic Supervision at all and the owner's religious ...
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2answers
250 views

How is it possible for a pot of meat to become pareve? [closed]

I was recently posed the following puzzle: You have a pot of meat. You put in milk. It becomes pareve. How can this be? Any ideas on how this is possible?
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1answer
171 views

Why would a product be “only for cooking and pureeing”?

A recent OU kashrut alert that I found on Kashrut.com says: Kirkland Nature's Three Berries: Rader Farms, Inc.: This product bears a Half-Moon K symbol and should be used only for cooking and ...
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1answer
610 views

Eating your own (kosher) food in a non-kosher restaurant?

This was brought to mind by this question: What are the rules about joining your co-workers (or the like) for a meal in a non-kosher restaurant, but bringing your own food? Is it prohibited as mar'is ...
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2answers
415 views

A restroom in a formerly-kosher eatery vs. one in a never-kosher eatery: which is preferable?

Say I'm on the road traveling, and I need to use a restroom. Which of the following two restrooms is preferable? One in a restaurant that used to be kosher, but is now non-kosher. One in a ...
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3answers
2k views

Which hechsheirim are reliable?

How can I find out which hechsheirim are reliable and which ones aren't?
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6answers
792 views

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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4answers
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Does soda need a hechsher?

I have noticed that many cans of pepsi don't have a hechsher (kosher symbol) on them. Do they need one?
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2answers
726 views

Why doesn't the OU put DE on food packages anymore?

The OU used to put DE next to the OU symbol when a product was Dairy Equipment. Such a product can not be eaten with meat but can be eaten right afterwards (you don't need to wait the amount of time ...
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5answers
435 views

What makes a wine kosher?

Why are some wines kosher and some not?