No, not all cheese is kosher; it must come from kosher animals, use non-animal rennet (or be produced under strict Jewish supervision if animal rennet is used), and be made with kosher equipment, typically requiring a certification symbol like the circle-U to show it meets these requirements. The main issues are using animal-derived rennet (from a calf's stomach) and the lack of Jewish oversight during production, making standard processed cheeses generally non-kosher unless certified.
As with any food, all of the ingredients in the cheese as well as the equipment used during the manufacturing process must be kosher. However, a special rule in Jewish Law makes kosher certification of cheese a bit more challenging: cheese is only deemed kosher when made under continual, onsite rabbinic supervision.
Kosher cheese is cheese that has been prepared according to the Jewish dietary rules and regulations known as kashrut. These laws are biblical and have been in practice for many years as per the Jewish Laws of Kosher.
If the cheese is made with rennet derived from a kosher-slaughtered animal, and the cheese is produced under rabbinical supervision, then it is kosher. See the link from u/Truckin_18.
The Orthodox Union reviewed the kosher status of animal rennet and determined that currently there is no animal rennet that meets OU kosher standards for the production of Parmigiano Reggiano cheese. Parmigiano Reggiano cheeses made with animal rennet are, therefore, NOT considered kosher by the OU.
Milk of kosher animals is kosher (provided that it is not eaten together with meat or processed in “meat” utensils or dishes). In theory, feta cheese made from kosher milk is also kosher.
The cheese is not kosher unless a jew oversaw the addition of the rennet. Even if one knows the cheese maker buys only microbial rennet, or one has a contractual agreement with the cheese maker, by decree, it is not kosher unless someone actually watches the making of the cheese via the addition of the rennet.
The mixture of meat and dairy (Hebrew: בשר בחלב, romanized: basar bechalav, lit. 'meat in milk') is forbidden according to Jewish law.
According to Jewish law, the three basic elements of keeping kosher are:
To Jews who eat kitniyot, legumes are considered kosher for Passover. Chickpeas, a type of legume, is the main ingredient in hummus. Pasta is typically made from wheat, and even gluten-free varieties do not automatically get a kosher for Passover seal of approval.
Jews do not eat meat and milk together in adherence to Jewish culinary laws, based on interpretations of the biblical verse, “You shall not seethe a kid in its mother's milk“.
The entire animal is kosher with the exception of certain prohibited fats and sciatic nerve. In america the mainstream ashkenazi rabbis don't remove the sciatic nerve and those fats because they forgot how to do it because they haven't done it in a while. In Israel it is common practice to remove these.
The idea of cooking an animal's meat in the milk meant to nourish it symbolizes, for Jewish scholars, an act of cruelty. For this reason, kosher rules clearly establish the separation between meat and dairy, not only during meal preparation and consumption but also in the digestion times between the two food types.
Lactalis Heritage's Kraft Natural Cheese String Cheese products will no longer be certified kosher by the OU.
About the Cheese
Though traditionally used to make tiramisù, it's a popular substitute, with half the calories of butter. Kosher certified.
Another guideline – and the one which until now has meant that Parmesan has been off the kosher food lists – says that it must be curdled with animal rennet.
Once a cheese is certified as a Kosher Cheese, its packaging is labeled with a kosher symbol, which identifies the kosher certifying agency. The most famous kosher symbol in the US is the "OU" symbol of the Orthodox Union.
Kitniyot (קִטְנִיּוֹת, also pronounced kitniyos) are a class of foods that many Ashkenazim and some Sefardim do not eat on Passover since they may be conflated with bread or other chametz products, which may not be eaten on the holiday. In addition to legumes, this prohibition includes rice, beans and corn.
Almost all Jewish authorities would permit the use of condoms to protect against sexually transmitted infections. Unlike some faith traditions which view abortion as murder, Jewish law does not consider abortion as such because the fetus is not considered a 'life' or a 'person' with independent rights.
There are two types of cream: sweet cream, which is derived from milk (and is kosher), and whey cream, which is derived from cheese-making. Whey cream is often non-kosher, and the cream in many dairy products can be in the form of pure whey cream or a blend of sweet cream and whey cream.
To be VERY clear, most @mcdonalds in the world are not kosher but in Israel, there are many that are (always look for the kosher certification because not all Mcdonald's in Israel are kosher!) and there's also one in Buenos Aires!
The reason is that there are non-OU factories which make French fries on the same equipment that they use to make beef tallow and beef tallow flavored French fries. The equipment in these factories is 100 percent non-kosher, as is the oil which is used on this equipment.
The unhealthiest cheeses are generally highly processed varieties like American cheese singles or cheese spreads (due to high sodium, additives, and lower nutrients) and very rich, creamy soft cheeses like Brie, Camembert, or triple-crèmes, which are packed with saturated fat and calories, making them best as infrequent treats, says sources 1, 5, 6. Harder cheeses like Stilton and Roquefort can also be high in saturated fat and sodium, respectively, notes sources 4, 8.
Among the numerous laws of kashrut are prohibitions on the consumption of certain animals (such as pork and shellfish), mixtures of meat and milk, and the commandment to slaughter mammals and birds according to a process known as shechita.