Questions about the Jewish requirement to not cook, eat, or benefit from mixtures of meat and dairy.

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4
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1answer
86 views

Waiting six hours when chicken became meat

Poultry was once not considered fleishig. If someone had eaten chicken immediately before the rabbis decreed that poultry was fleishig, would he have had to wait his customary number of hours before ...
4
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2answers
205 views

Eating dairy after pareve on meat equipment?

If I eat hot pareve food that was made on meat equipment, is there a waiting period before I can eat dairy? I had always assumed so -- that the heat transfers the meatiness to the pareve food -- but ...
4
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1answer
98 views

Why don't kashrut agencies mark on certain cheeses that one must wait 6 hours?

While shopping for Shavu'ot, I noticed that the caterer had marked on their eggplant rollatini "made with 6-hour cheese". I was pleased that they did this, as I had never seen this marking, ...
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3answers
117 views

What is an example of a “Tavshil Shel Baser”

In Shulchan Aruch Yoreh Deah Siman 89 Sif 3 we find the following rule. According to the Machaber if one ate a "tavshil shel baser", then, in order to eat cheese afterwards, one must only wash their ...
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0answers
79 views

Pouring honey into a hot beverage

Can pouring honey into a hot beverage, such as tea, create a Kashruth concern? In particular, if you pour honey into hot tea with milk, can you later use the same bottle of honey to add honey to a ...
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3answers
692 views

Am I allowed to enjoy the smell emanating from a non-kosher place that cooks using milk and meat mixture?

I know that one cannot gain "Hana'ah" from meat and dairy mixtures. I understood the term "hana'ah" to mean "pleasure" or "benefit". My neighbor makes wonderful-smelling Italian cooking. The smell ...
3
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2answers
194 views

Is it prohibited to derive benefit from a mixture of milk and meat if the animal was improperly slaughtered?

Is it prohibited to derive benefit from a mixture of milk and meat if the animal was improperly slaughtered? Assume the animal slaughtered, like the milk-giving animal, is kosher, but the slaughter ...
3
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1answer
304 views

Are separate condiments/containers needed for meat and dairy?

When eating a dairy meal and you use the salt/pepper shakers then meat dishes are brought out do you have to switch the condiment containers too? Likewise when cooking with dairy and using your spice ...
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356 views

is it ok to pour milk directly into a fleshig sink?

Is it permitted or forbidden to pour milk directly into a fleshig (meat-use) sink?
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1answer
137 views

Cooking Parve food but with mixed utensils

If by mistake, someone who is cooking parve food but uses a dairy pot and selects a meat spatula or mixing utensil does this: A) Raise concerns about the food B) Render the pot non-kosher C) Render ...
3
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1answer
294 views

Kashrut of rennet for cheese & Difference between rennet and gelatin

I actually have 2 questions which are related. Traditionally, making cheese involves using rennet, a substance derived from animal stomach. If the rennet is derived from a non-Kosher animal, it is ...
3
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1answer
58 views

Why use the language of לֹא-תְבַשֵּׁל גְּדִי, בַּחֲלֵב אִמּוֹ

The concept of לֹא-תְבַשֵּׁל גְּדִי, בַּחֲלֵב אִמּוֹ is brought down three times in the Torah. The Gemarah learns from this that there are three prohibitions: 1) The prohibition against cooking milk ...
3
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1answer
87 views

כחל of a Ḥayah Tehorah - same din as כחל of a Behemah Tehorah?

I'm trying to tighten up my answer on Haman and prepare for my Purim Derashah. Does anyone know if כחל of a Ḥayah Tehorah has the same Din as a Behemah Tehorah? FYI, I want to change the words ...
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0answers
74 views

Can Food Remnants make you fleishig/milchig

ב"ה Can food remnants, like stains, make you fleishig/milchig? For example, if I had a steak and got it on my sleeve, then the next day wiped my mouth with that sleev,e can I become fleishig from ...
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0answers
39 views

Concern for liquidy finished product only

"Meat and Dairy—A Kosher Consumer's Handbook", by the Star-K, indicates: Uncovered dairy in a clean fleishig [=meat] oven — If one cooks fleishig in an oven and ensures it remains clean (i.e. the ...
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2answers
213 views

Milchig / Fleishig Arrangement

When designating which sink in a kitchen is Milchig and which is Fleishig, is there any preferred method for which should side should be which. (Eg left meat and right milk, or vice versa)? What about ...
2
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1answer
82 views

Where to store parve such as fish, in meat or dairy refrigerator?

Where to store parve such as fish: in meat or dairy refrigerator? Basically trying to figure out whether three refrigerators are needed in a kosher kitchen.
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2answers
186 views

If we don't cook a calf in its mothers' milk, why can we use eggs with chicken?

The Torah says that one should not cook a calf in its mothers' milk. This is the basis for the prohibition of eating milk and meat together. If this is the case, why is it not also illegal to cook a ...
2
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1answer
359 views

How does one keep a kosher sink?

How does one keep a sink kosher when using two separate sets of plates and dishes?
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2answers
139 views

What was Moshe Rabbeinus argument against the angels?

Breishis 18:8 says that Avraham served the angels milk and meat together. Rashi in the name of the Medrash says that it only seemed like they were eating. Medrash Shocher Tov Tehilim 8 says that one ...
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2answers
221 views

Synthetic unkosher meat?

Suppose tissue identical to that of a pig could be created synthetically (with kosher ingredients) in a science lab. The meat would be completely indistinguishable from pig meat, but it would never ...
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2answers
240 views

Separate Ketchup Bottles

Does one have to keep separate ketchup bottles for meat and dairy? (and why or why not?)
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1answer
72 views

דבר לח (liquid) is not a חיבור (connection)?

According to (חוות דעת (צ"ב כ׳, a דבר לח (liquid) is not a חיבור (connection), and, therefore, if there's spilled milk on the ground and a hot meat pot is placed on it, we don't need 60x the volume of ...
2
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1answer
33 views

hot pot and trief

I heard that placing hot pots onto counters or refrigerator shelves could treif the pot (although not its contents) if the counter or shelf is dirty with an opposite type of foodstuff. Is there a ...
2
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1answer
64 views

Is beer a davar charif?

I recently brewed beer in a meat non-Ben-Yomo pot. Is beer considered a davar charif rendering my beer impermissible to be consumed with dairy? Would it depend on how much hops were used? Are only ...
2
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1answer
38 views

Is Ever Min HaHai a Nevelah?

Does Ever Min HaHai have a Din of Nevelah? Does it render food cooked with it Nevelah? If it's meat from a Behemah Tehorah would it be Asur to cook with milk?
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46 views

Using same dish washer for meat and dairy?

Under what conditions can the same dish washer be used for washing both meat and dairy dishes?
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63 views

Batel b'shisim on a large scale

Suppose someone is making a huge 50-gallon vat of cholent. Accidentally, an entire bag of milk breaks and spills into the cholent. There is more than 60x as much meat cholent as there is milk, so the ...
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0answers
55 views

Cloth and meat and milk

Does cloth retain meat and milk after it is washed? I was thinking that instead of ceramic or plastic plates, we could eat off of woven disks.
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0answers
35 views

Are separate stainless steel and aluminum dishes really required? [duplicate]

I can understand the need for separate cast iron dishes and raw pottery dishes for meat and dairy, but is stainless steel and aluminum really required according to halakha? Pottery (klei heres) is ...
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0answers
44 views

Smoking meat and milk

It says in SA YD Siman 87 Sif 6 that if one "smokes" together a meat and milk or if they "cook" it in the hot springs of Teveria then they are patur (however this is still ossur to do and of course ...
2
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1answer
66 views

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 ...
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2answers
219 views

Why not determine how long to wait between meat and milk using science?

If the time required to wait between eating meat and milk is based on the scientific definition of digestion, why don't we ask today's experts and set a defined time for everyone instead of different ...
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3answers
145 views

Why don't we use the same utensils for milk and meat if the food is cold

If I have designated utensils for cold foods such as salad, or cold salami and cheese. What is the problem of using the same utensils for both milk and meat, since there is no bliya because both are ...
1
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1answer
139 views

Why 72-minutes for Dutch, Swedish, Finnish, and Northern European Jews?

I am a Swedish Jew and want to know why we wait specifically 72 minutes after eating meat/flaysh before eating miklhigs. A lot of people say it is an hour, but my understanding is that a one-hour ...
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1answer
79 views

Can you eat cheese with bread-that-was-cut-with-a-meat knife?

If you intentionally cut bread slices with a meat knife, can you then eat that slice of bread with dairy products?
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1answer
93 views

Why does the RaMBa"M allow one to derive benefit from cooked mixtures of milk and meat of improperly slaughtered animals?

As noted in this other question and its comments and answers, the RaMBa"M allows one to derive benefit from the cooked mixture of milk and meat of an animal of a Kosher species that was not ...
1
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1answer
78 views

Per Sepharadim, is Almond Breeze permissible immediately after meat?

Almond Breeze is described by its manufacturer (Blue Diamond) as being "dairy free [and] made on heated equipment also used for dairy products". The manufacturer also "uses stringent equipment ...
1
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1answer
154 views

Pyrex prep bowls: meat and dairy?

Can Pyrex mixing bowls be used for both meat and dairy preparation? (Not at the same time obviously, but washed in between.) I'm not referring to the Pyrex baking pans which would be kli rishon and ...
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2answers
257 views

Should milk plates be separated from the table cloth where plates with meat are usually?

I use different plates for meat and for milk based food, and I never put them together: I am careful when I wash them and when I cook. I read in the Shulchan Oruch that, when two people are eating, ...
1
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1answer
92 views

Do all poskim hold libun can not be done to a bbq?

I would like to use my barbecue for dairy, I was told that some poskim hold you can kasher a bbq buy leaving it on high for a couple of minutes. Does anybody know Poskim who hold like this? In other ...
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0answers
41 views

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 ...
1
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1answer
125 views

Davar charif cut with meat knife — why not ossur?

The SA in YD Siman 97 Sif 1 (the makor is a braisa in Pesachim Daf 30) says that one should not knead together a dough with milk, lest someone come to eat it together with meat. If one did knead them ...
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1answer
99 views

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 ...
0
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1answer
79 views

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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2answers
88 views

RaMBa“M's ”Wondrous Point“ about cooking ”treif" meat from a Kosher animal with milk undermined by a simple Gemara?

Beitzah 12b seems to undermine RaMBa"M's Nekudah Niflaah that cooking and enjoying (not eating) Basar Tehorah Neveilah with milk is Mutar. Beitzah 12a-12b has R' Yohanan appalled at the suggestion ...
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1answer
106 views

At what temperature is a food Boleya in the utensil

Say I have a pot that I used for beef soup. Then an hour later I forgot I used the pot for meat and I decide to make soup with cheese. I throw the cheese in it and put it on the fire. About 5 seconds ...
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2answers
116 views

Skin of chicken like chicken meat itself?

In terms of dinei baser b'chalav and other nafka minas for if something is considered baser or not what does the status of the skin on top of chicken have (the skin that is cooked together and often ...
0
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1answer
53 views

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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45 views

What is the halacha of changing dairy dishes to meat dishes?

I have a set of dairy dishes that have not been used for three years. I want to change them to meat dishes. Is this halachically permissible, and if so what procedure is required?