Questions tagged [chametz-leaven]

Something made from one of the five grains, and which has been allowed to rise (leaven). Forbidden to eat or possess during Pesach (Passover).

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Chametz on Pesach in products other than food

Is it allowed to have products for cosmetics or medicine which contain elements of what's considered chametz during the Pesach?
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Does one need to dispose of “scratch and sniff” samples before Pesach?

This article says: On Pesach, one may not consume, own or derive benefit from items that contain derivatives of the chameishes minei dagan – wheat, barley, spelt, oats, and rye. This halacha applies ...
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Chemistry Experiment with Chametz on Pesach

If one is in a school environment where he/she has a chemistry lab/lab exam on Chol Hamoed Pesach that they must attend (putting the question of doing this on Chol Hamoed aside), and the lab exercise ...
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why do we skip mizmor l'toda on pesach but still bring the sacrifice with our lips in eyzeh mekoman?

I am told we don't say mizmor l'toda (psalm 100) on pesach as the loaves of the sacrifice are chametz. However I believe we still say the laws of the toda in 'eyzeh mekoman' in the section of the ...
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Alcoholic beverage owned by a non religious jew over pesach?

There are many lists of kosher alcoholic beverages. When I walk into a random liqueur store, there is no way to know if any of the previous owners of the drinks were non religious jews. Being that ...
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Finding chametz in the middle of Pesach if you sold your chametz

If someone founds chametz in their house during Pesach the Shulchan Aruch writes that if it's Chol HaMoed one must go out and burn it immediately and if it's Yom Tov ne should put a cli over it and ...
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Insurance Claim on Sold Chametz

A Jew sells his chometz including an expensive non-kosher la'pesach whiskey collection located in a cellar. A fire burns down the cellar and destroys all the whiskey. The Jew makes a claim on his ...
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May one order food from Amazon Prime after Pesach?

May one order chametz from a publically-traded company (Amazon) which may have had food pass through any number of distributers on the way? The service in question is Amazon Prime Pantry.
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2017 store lists for avoiding chametz she'avar alav hapesach

Are there any lists available online of stores/store chains that are/not of concern with regard to chametz she'avar alav hapesach for 2017 - particularly for the New York metropolitan area?
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Would leavened bread made from matzo meal be kosher for Passover?

Flour which is wet for 18 or more minutes is considered to be "leavened", and therefore chametz. However, though there's some disagreement, this restriction is generally not applied to matzo, or food ...
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Do dentures, denture cleaning tablets need to be Kosher for Passover? [closed]

In the spirit of the Pre-Pesach holiday, I thought I might ask a question on Pesach Halachot... I have a denture which has been cleaned with a standard denture cleaner. The cleaner is a tablet that ...
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Is cooking any grain in under 18 minutes kosher for Passover?

As a Ashkenazi conservative Jew, we follow most of the laws of Passover. I know there. Jewfaq states that Chametz includes anything made from the five major grains (wheat, rye, barley, oats and ...
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Covering chametz

Assuming one is permitted to sell chometz gamur, Is one permitted to simply cover sold chometz with a sheet or a garbage bag for the duration of Pesach or is an actual mechitza of 10 tefachim needed? ...
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Crumbs of chametz that will not be eaten on Pesach but are easily accessed

Am I obligated to clean/remove chametz (less than a kazayis) from my house if there is no chance of me coming to eat it during Pesach even if these crumbs are in plain sight and easily accessed? E.g. ...
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Moving the fridge for Pesach cleaning

Is one required to move the fridge and clean out all the chametz that has gotten stuck underneath? This question assumes that the fridge will not be moved at all during Pesach.
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forgetting about chometz in someone else's property

If one has property in non Jew's house for storage that is chometz and one pesach the owner forgot about this chometz. The nature of the storage being unpaid for and not even set aside in a specific ...
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Can one return a package that has chametz that arrived during Pesach?

Excerpt from this M.Y. answer: QUESTION: What should be done if a package containing chametz arrives at one's home or business during Pesach? DISCUSSION: One who knows - or even suspects - that the ...
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Deliveries during Pesach

May one request/accept/open a delivery of something (let's say, an Amazon order, a present from a friend) during Pesach? I'm not talking about during Yom Tov days, and I'm not talking about potential ...
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Pesach: Birds and Backyards

I recently asked someone knowledgeable why those who are makpid to remove even the tiniest, halachically-unimportant pieces of ~chometz from their homes before Pesach do not seem to care at all about ...
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Davar charifs and chometz

"Davar charif" is a term in kashrus which refers, as I understand it, to sharp or caustic foods which may absorb flavor from a knife used to cut them, rendering them, say, fleishig if the knife is ...
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Can a Jew buy something from a vending machine that was not sold during Pesach?

The scenario: The vending machine is physically located in a Jewish-owned business. A non-Jewish vendor owns the physical machine and is responsible for stocking the chametz cookies in the machine. ...
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337 views

May one drink Diet Coke owned by a Jew and not sold over Pesach?

If someone works for a firm owned by a Jew who presumably does not sell the chametz, as he is totally secular, may one drink Diet Coke from that fridge?
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In Israel, can one eat Chametz brought in by a Gentile this Shabbat? [duplicate]

This Shabbat, in Israel, will follow after the end of Pesach. Since it is not Pesach, Israelis are allowed to eat chametz. However, since their own chametz has not been bought back, they cannot eat ...
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Can You Open Chometz Cabinets?

Is there any experience about the contracts used to lease the specific rooms of a house or furniture with chometz that would indicate whether it would be allowed to enter if one found another food ...
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Is chometz less of a problem before the 15th of nisson

Someone told me the he keeps a lot of paisach humros but only starting on the fifteenth of nisson but on the 14th after midday he is more lax Is there a source for this that on the 15th it is a ...
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Should one change mouthwash and toothpaste for Pesach?

If one has a mouthwash bottle and a toothpaste tube that they've been using, do they need to get brand new ones for Pesach? My concern is with any chametz that might have gotten onto the tube or into ...
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Are Lactaid tablets Chametz Gamur?

I have a veritable million little lactaid chewable tablets sitting around my house. I cannot find a single person who is clear on whether or not they're chametz Gamur, or even Kitniyot for that matter....
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Can I move my chometz after the bedikah?

According to this document, one should sequester all chometz in one's home either in a cabinet or behind a mechitzah prior to performing the bedikah (the search for chometz). However, does this have ...
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Can a toaster be cleaned from chametz for Pesach?

What is necessary in order to clean a toaster from chametz Pesach? I know the easiest solution is to sell it with chametz, but we prefer to avoid the minhag of mechirat chametz, if possible. (We have ...
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Can you double wrap chametz food in the oven before Pesach? [duplicate]

I am going largely by hearsay on this... Two reliable rabbis have told me that if you want to heat kosher food in a non-kosher oven, you can double wrap the food in foil and heat it in the oven, and ...
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Is the gas in my car chometz? [duplicate]

A great deal if not most gasoline in America may contain ethanol. Ethanol may be sourced from corn, wheat, and other potentially problematic sources. What's more, its combustion in the engine might ...
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Bittul of Hameitz in Mixtures Aquired Before Passover

Looking for clarification on the kind of bittul of hameitz that occurs for foods acquired before, but not during, Passover: What is the maximum ratio of hameitz to other food that the bittul happens ...
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What does a kefula look like?

I've seen discussion of the need to check matzah for kefulos--particular types of folds (Mishnah Berurah 461:35)--before Pesach. However, I'm having trouble finding a good guide to what a kefula in ...
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Do we need to check for nefuchos in our matzah today?

We are not supposed to eat matzoh that contains a nefucha (a "swollen" part/air bubble) bigger than a hazelnut. I'm not entirely sure of the reasons, but it is discussed in Mishna Berura 461:34. ...
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What happens if Chametz was sold to a 'Gentile' who was later found out to actually be Jewish?

Let's say the congregational rabbi, acting as the agent for about 200 congregants sells the chametz to a Gentile before Pesach begins. During Hol Hamo'ed, someone tells the Gentile, "You know, ...
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Connections between Biur Chametz and Tashlich?

Are there any commentators that discuss the parallels between the rituals of biur chametz and tashlich? At a surface level, both involve destroying or eliminating bread, one via fire and one via ...
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Pesach cleaning at non religious house [closed]

If I'm boarding at a non religious persons house (they don't keep kosher), what are the rules for cleaning for pesach? I share the pantry and fridge so I don't know what to clean and how well to clean ...
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Why does fruit juice, when mixed with flour, not count as chametz, since it contains water?

How can mixing flour with fruit juice be permitted on Passover, since all fruit juice, even pure juice directly squeezed from fruit always contains water?. Water, H2O, is simply a chemical component ...
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Ratios of Hameitz-to-Other for Owning

For the prohibition of owning hameitz on passover, what is the ratio of hameitz-to-other that makes a mixture hameitz? The prohibition of owning hameitz is a separate mitzvat lo-ta'asei, as listed by ...
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Ratios of Hameitz-to-Other for Deriving Benefit

For the prohibition on deriving benefit from hameitz on passover, what is the ratio of hameitz-to-other that makes a mixture hameitz? I am aware that when it comes to the prohibition of eating hameitz ...
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Can a Gentile eat chometz in your home during Pesach? [duplicate]

Let's say Gentile construction workers come to your home on Hol Hamo'ed (emergency construction, such as a storm blew off a major part of your roof and if not immediately fixed, it would be dangerous ...
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What should you do if your cat brings Chametz into your house?

Your cat plays outside during the day on Pesach. You see your cat rolling around in the dirt that has Chametz that was deposited by Gentiles walking on the street. The cat also decides to carry a bag ...
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Who did this item belong to during the first pesach he celebrated when he had forgotten about it and may he partake of it now?

Someone who isn't Jewish owns something which is chametz. He is storing it at a family members house. They understand it to belong to him and therefore won't eat this thing. Meanwhile he has forgotten ...
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Can you have chometz in your birdfeeder during Pesach?

I know that we are not allowed to derive benefit from chometz during Pesach, and that this prohibition extends to feeding our pets food containing chometz. (Source: http://cor.ca/view-515-pet-food-on-...
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the lechem hapanim was NOT chametz - where is the source for this?

We had the discussion what happened with the lechem hapanim on Pessach and the answer is that it was NOT chametz. Where can I read up on this fact? There were actually only TWO instances of chametz in ...
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Does the down payment for selling chomets have to be a percentage of its value

Today many large stores sell their chomets with a down payment of less than a .001 percent of its value. Is this kosher? The Kitsur has a shtar mechiras chomets with different values of the down ...
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Transacting with a Jewish owned company who profited from chometz on Pesach

In my neighborhood there is a supermarket which is owned by a non-religious Jew. He keeps it open over Pesach and sells (and presumably buys) chometz. The community does not purchase chometz items ...
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Double Wrapping on Pesach

I have always understood that one may use a non-kosher microwave for kosher food by double (or triple) wrapping the said food while cooking it. May one use the same procedure for cooking on Pesach in ...
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Can you make chometz ink on Pesach?

My cousin would like to know about the permissibility of making ink on Pesach. The ink recipe includes flour, fruit juice, vinegar, and a little water. According to my cousin, it's not ראוי לאכילת ...
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How long does entire process of baking matzo take to be kosher?

If one would like to bake matzo or use flour to make a Passover food, how long do we have for the process to take place? If 18 min, then is that 18m59s or 18m00s? If the food is cooked before 18 ...