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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Halachic status of kamut

Khorasan wheat, often known by one popular brand name thereof, KAMUT®, is an ancient grain that is related to modern-day wheat, but has a number of differences. Does it have the halachic status of ...
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178 views

What can I feed my elderly cat during Pesach?

I have a 19-year-old cat who is (now) on a low-protein diet, precluding the canonical week of tuna. Is there someplace I can buy chametz-free, low-protein food? Are there any consequences (for me) ...
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172 views

Hamster Food and Chometz

I have hamsters at home, and their usual food is chometz. I can feed them with cornflakes and other kitniyot for a short period (about a week, maybe more), but not for a long time. Hamsters store food ...
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4answers
496 views

If the last day of Passover is Friday, may I eat chametz on the Shabbat right after?

This year, 5772, the last day of Pesach in Israel is on Friday. Is there any possible way that one could contrive to eat chometz on the shabbos immediately following Pesach?
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393 views

Why do we burn chametz instead of other ways of destroying it?

Before Pesach we burn whatever chametz we have not sold or otherwise removed from our ownership. Why specifically do we burn it instead of finding another way to dispose of it? Perhaps a lest wasteful ...
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99 views

What's the Shiur of Mashehu?

Certain issurim (forbidden things) can become batel (halachically nullified) if they were unintentionally mixed in heter (permitted things). In order for this to happen, the heter must outnumber the ...
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531 views

tap water on Pesach

The New Croton Reservoir supplies much of New York City's tap water, and people are allowed to — and do — go out on boats and fish. I'd venture a guess that almost every Saturday and Sunday, a piece ...
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260 views

The Passover and Yeast

What are the regulations concerning the passover ceremony and the use of yeast in bread? Is eating bread made without yeast significant and meant to represent anything in particular? Does this ...
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255 views

May one eat eggs purchased on Passover?

It is a common practice for people to buy their Pesach eggs in advance of Pesach. I've seen different reasons for this, including: The popular notion that some chametz might somehow get into the ...
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164 views

Does it matter through whom you sell your chometz?

I have seen online forms and received emails from many far-flung places offering to sell my chometz for me. I also have a competent Rabbi in my local shul who is willing to do it. No two of these ...
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270 views

Investing in Halacha

Does anyone know some halachik sources that discuss investing in stocks? There are many potential issues. For example, do you need to worry (about ribbis) if your money is used to lend with interest? ...
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174 views

What is the preferable form of Biur Chametz?

While burning the chametz is clearly the most popular, it is really not the only solution to disposing of it right before Pesach. Other solutions I remember learning about are scattering it in the ...
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228 views

Microwave on Pesach

A friend told me that his family will kasher his microwave in general (ie if non-kosher food was heated up in it) but will not kasher it for Pesach, letting it lie dormant instead. Does anyone have a ...
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396 views

Source of Burning Lulav with Chometz

What is the source of the custom to keep the Lulav untill Erev Pesach and burn it with the Chometz?
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2answers
202 views

Where's Piece Number 10?

What does one do if he/she lost one of the 10 pieces of Bread and can't find it? (Don't worry, just curious)
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109 views

Are coupons for Chometz - Chometz?

Are coupons for items which are chometz, chometz themselves? Do they have a status of chometz, or can they be dealt with on Pesach? For example: Can one acquire coupons for grain cereals on Pesach ...
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1answer
81 views

Not eating chametz in Eretz Yisrael on “Achron shel Pesach”

I heard that there is a letter from the Rebbe Rashab (Chabad) that one shouldn't eat chametz on Achron Shel Pesach when they are in Eretz Yisrael (even if they are keeping only one-day Yom Tov.) I ...
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173 views

Eating faux-Matza Before Pesach

Mishna Berura 471:2:12 says there are those that do not eat Matza starting Rosh Chodesh Nissan. May one eat Matza that is Chometz?
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548 views

Cigarette on Pesach

Is there a problem of Chometz with Smoking on Pesach?
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243 views

How do you do bedikat chametz when you live alone?

I live alone and need to do bedikat chametz. Should I hide 10 pieces of chametz myself? Doesn't that defeat the purpose?
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919 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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2answers
439 views

Why is oatmeal considered chometz?

Let's say a pot of raw dry oats becomes fully cooked in 5 minutes. Just oats and water. How is it considered chometz?
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1answer
49 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 ...
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1answer
341 views

If chametz is batel before Pesach

If chametz can be batel before Pesach, why don't we buy (before Pesach) any commercially produced product with year-round (i.e., not Pesach-specific) kosher certification which does not list chametz ...
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1answer
330 views

Ashkenazim and Kitniyot on Erev Pesach

The following hypothetical case was raised in class today: An American (ashkenazic) Jew is visiting Israel. On Erev Pesach, he has a hankering for sushi (the word hankering was not used in class -- ...
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71 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 ...
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634 views

Baking powder on Pesach

I know intellectually that chemical leavening agents are allowed during Pesach. Kosher baking powder (free from kitinyot) is widely available. Still, I can't help feeling that it's cheating to use ...
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1answer
236 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 ...
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27 views

Badikas Chamatz in courtyards of cities today

Shulchan Aruch HaRav says: קרקעית החצר אין צריך בדיקה לפי שעורבין ושאר עופות מצויין שם והם אוכלים כל חמץ שנופל ואפילו אם ידוע לו שיש שם בחצר ודאי חמץ אין צריך ליטלו משם בשעת בדיקת ליל י"ד ואפילו ...
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52 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
171 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
64 views

Where do matza bakers find flour that's definitely never gotten wet?

Matzah sold as Shmurah means that Jews were present from the time of harvesting, making sure that the grain stayed dry and didn't become chametz, and intending for the purpose of the mitzva of matzah. ...
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2answers
223 views

How can we just make our chametz ownerless?

I'm trying to understand the "legal fiction" wherein we declare any chometz we have as ownerless like the dust of the earth. Is this halachically acceptable? How can a person declare something in his ...
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2answers
251 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?
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209 views

Israeli making pizza on last day of Pesach in the Diaspora

A Jew who lives in the U.S. own a pizza store. He wants to be sure that he has plenty of fresh pizzas ready to sell as soon as Pesach is over. So, before Pesach, he sells his chametz to his Israeli ...
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1answer
126 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 ...
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1answer
58 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 ...
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1answer
234 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
105 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? ...
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1answer
87 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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2answers
161 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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1answer
154 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?
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29 views

Pasta-decorated items in Pesaj

I have a picture frame I made as a kid that's decorated with uncook, dry pasta (and has paint over it). So far every year I've put it away for Pesaj. What are the rules and considerations for items ...
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47 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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123 views

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

In relation to Is it possible to have chometz on the shabbos directly after Pesach? Is there any problem if a non Jew bakes bread on Pesach (the Jew did not ask him and does not care if the non Jew ...
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2answers
137 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 ...
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1answer
79 views

Partial Pesach Cleaning

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.
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1answer
113 views

Free sample of Chametz

What happens if a person recieves a free sample of chamets on peasach?
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1answer
150 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 ...
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1answer
94 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. ...