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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1answer
137 views

Maror versus only peeled vegetables

The ideal vegetable for maror is some kind of leaf and/or stalk; roots are distinctly inferior and may not count at all (Shulchan Aruch and commentaries, 473:5). Being extra-strict about, and adding ...
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4answers
2k views

children's Tylenol on Pesach

This year, Rabbi Bess's list of non-chametz products doesn't AFAICT include any kosher-for-Pesach children's analgesic/fever reducer (acetaminophen/paracetamol) (except one that includes also ...
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1answer
5k views

Easiest way to determine if something is “Chametz” or permitted for Passover?

A friend of mine runs a catering company that does do business with a sizable group of Jewish people. Around this time of year she gets requests to be 100% Passover Kosher of course. This often ...
4
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1answer
278 views

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 ...
4
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1answer
92 views

Checking house for chometz then deciding to not leave

If someone will be leaving their home before the time of bedikas chometz they must be "bodek" (check) the home for chometz in the same way they would check on the night of the 14th of Nissan. If a ...
4
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1answer
288 views

Sold Chametz being visible

Is there any issue with chametz sold to a non-Jew being visible during pesach? For example, if I sell my whiskey, can I keep the whiskey in a glass enclosure in the living room where it could be seen?
4
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1answer
381 views

May one go on a fishing trip during Hol Hamo'ed Pesach where chametz is used as bait?

The captain of the boat charges for the boat tour only. He lends passengers a reel and puts a piece of bread as bait. You never touch the bread, and any fish caught will eat the bread, anyway. At the ...
4
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2answers
350 views

Step-by-step Kashering: Hag'alah

What is the step by step process of Kashering for the method of Hag'alah? Assume I've never done it before, and I am taking a recently used, non-Kosher metal pot and a number of cutlery and cooking ...
4
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1answer
84 views

Must a publicly owned building be cleaned for Passover?

Is the community responsible to have publicly owned buildings (such as synagogues, batei midrashot and libraries) cleaned for pesach? Does it matter if it will be used or not over the holiday? If ...
4
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1answer
90 views

Passover baking with milk instead of water

Juices and liquids constituted partly of water, but themselves not pure water, do not create chametz when mixed with flour, according to another set of answers here on Mi Yodeya. Does this same ...
4
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2answers
213 views

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 ...
4
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1answer
92 views

Why does age of a water filter affect how to kasher it?

The Star-K Web site says about water filters: If they are metal and have been on [the faucet] consistently since the previous Pesach, they should be left on during kashering of the spigot [for ...
4
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1answer
441 views

Can one use a year-round warming tray for Pesach? How?

Year-round, pans of food and foil-wrapped food are placed on an electric warming tray; the foods within are not kosher for Passover. What's the easiest way to permissibly use the tray for Passover? ...
4
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1answer
70 views

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 ...
4
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1answer
92 views

Why in the Temple were the meal offerings that were unleavened, kneaded with warm water?

The meal offerings in the Temple (that were unleavened – matzo) were kneaded with lukewarm water Rambam Maaseh Hakorbonos - Chapter 12 Halocho 21 despite the fact that this accelerates leavening. We ...
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1answer
479 views

In Israel, what do you do if Isru Chag of Pesach is on Shabbat?

In Israel, if Isru Chag of Pesach is on Shabbat, when do people reacquire their chametz that they sold on Pesach? Do they acquire it retroactively after the holiday is over, OR do they not acquire it ...
4
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1answer
102 views

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. ...
4
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1answer
1k views

Can an induction hob be kashered on Pesach?

Induction cooking involves an alternating magnetic field in a coil underneath a smooth glass/pyrex surface. This alternating field induces eddy currents in an iron pot placed on the hob. In turn, ...
4
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1answer
273 views

What is the difference in definition for 3 terms used regarding “leavened” (chametz)?

The Torah uses 3 terms that all appear to mean "leavened food" (from English definitions that I could find): חמץ and שאור are mentioned in Exodus 12:15: שִׁבְעַ֤ת יָמִים֙ מַצּ֣וֹת תֹּאכֵ֔לוּ אַ֚ךְ ...
4
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1answer
195 views

Chometz less than the size of a Kezayis

ב"ה I've heard when cleaning for Pesach that chometz that is less than the size of a kezayis isn't significant enough to be considered chometz. I am talking only concerning chometz which one isn't ...
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2answers
338 views

What makes something chametz?

Can I a recipe that uses flour but not water? As kids, we all learned that if the water and the flour touch for more than 18 minutes, then the matzo is chametz. When 20 ingredients are combined, ...
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1answer
543 views

Can a non Jew bake bread on Pesach for a Jew to use after Pesach?

In relation to If the last day of Passover is Friday, may I eat chametz on the Shabbat right after?, is there any problem if a non Jew bakes bread on Pesach (the Jew(s) did not ask him and can do ...
4
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2answers
365 views

Chametz owned by a public company

I work for a publicly-owned company, and I have reason to believe that the majority of the shares of this company are owned by Jews. In the office there are snacks that are available for employees to ...
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0answers
63 views

Can you buy chametz during Pesach that will be delivered after Pesach?

As an example, during Hol Hamo'ed Pesach, could you buy chametz online knowing that it will arrive after Pesach? My assumption is that it would be OK, as the buyer doesn't actually own the product ...
4
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0answers
154 views

Are there communities which permit oats on Pesach?

It's a bit controversial that oats are considered chametz. While Rashi (Pesachim 35b, et. al.) translates Shiboles Shu'al as oats, not all Rishonim agree to this definition. For instance, the Rambam (...
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0answers
132 views

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 ...
4
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0answers
93 views

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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0answers
88 views

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 ...
4
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0answers
63 views

Would my sale of chometz affect others?

If one person made a mistake or abused the chometz sale system by selling something that he does not own, would that affect the overall sale between the Rabbi of the community and the non-Jew? For ...
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2answers
453 views

Biblical evidence for not eating bread on passover?

Can someone cite lines from the Torah that specify what Jews should eat during Passover? I'm aware that Jews don't eat leavened bread during Passover. Where does this rule come from?
3
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1answer
197 views

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 ...
3
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1answer
83 views

Why is mechiras chameitz done through a Rav?

The general procedure for mechiras chameitz is as follows: you tell your local Rav to sell your chameitz to a non-Jew in the city, and he does so. Is there any reason why I can't sell my chameitz to a ...
3
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2answers
192 views

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 ...
3
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2answers
827 views

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 ...
3
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1answer
126 views

Sources for Minhag of partial Pesach Cleaning if away

I am looking for any sources for the Minhag of only needing to clean one room in your house for Pesach if you are going to be away for the whole chag.
3
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1answer
103 views

Can you say the Birkas Hagomel on Shabbos or Pesach?

We do not say “Mizmor LeSodoh” on those days when a Korban Todah could not be brought. So we do not say it on Shabbos or Yom Tov because you could not bring individual offerings on those days and we ...
3
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1answer
205 views

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. ...
3
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1answer
282 views

Is a Gentile allowed to store his/her chometz in your fridge during Pesach?

A woman has a Gentile helper live with her. She brings her own food during the year and stores it in the woman's fridge. The fridge is cleaned for Pesach. The Gentile buys her own food and it is ...
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3answers
784 views

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 ...
3
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1answer
80 views

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 ...
3
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1answer
363 views

Whats a Mimunah-מימונה?

There is a custom of those of Moroccan decent to make a "Mimunah". What does this custom entail, how did it develop, and what does it have to do with Pesach? A general overview of the Custom would be ...
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1answer
35 views

At what point do we need to be concerned that wheat (or any of the 5 grains) becomes chametz?

I am not that familiar with the science of fermentation as it applies to chimutz. My understanding is that we have a concern that if the wheat becomes wet, it starts to be chamet after a certain ...
3
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1answer
3k views

Can a hot water urn that is used throughout the year be used for Passover?

Can a hot water urn that is used throughout the year be used for Passover? If not, what is the reasoning why, if it is only used for water (i.e., not coffee). Would the same reasoning hold for a ...
3
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1answer
222 views

Renting out a Property which is not my home during Passover

I am responsible for an apartment in Jerusalem, owned by a family member, which is rented out for short periods, ranging from a night to over a month. In general it is rented to pretty much anyone. ...
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2answers
141 views

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? ...
3
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2answers
330 views

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 ...
3
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1answer
255 views

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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1answer
96 views

question on Rashi to M'nachos 57

The top Rashi on Menachos 57:2, if I'm reading it correctly, adds some information as an aside, stating that both Rabi Akiva and Rabi Yose Hag'lili derive from "asher takrivu" that a mincha of a kohen ...
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1answer
738 views

Forgetting to sell some of your Chumatz before Pesach

If someone sold all the chumatz in their home before pesach, but forgot to sell any chumatz left at their place of work, are they allowed to eat the food left in their office after the holiday?
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1answer
193 views

Searching for Chumatz before Passavor

If someone is going to be away for Passover, how many days before Passover can one search his home for Chumatz?