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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11
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880 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?
10
votes
3answers
425 views

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 ...
10
votes
1answer
206 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) ...
10
votes
3answers
201 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 ...
8
votes
4answers
647 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 ...
8
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2answers
442 views

Given Chametz by a Guest on Pesach - how to react?

An invitation was given to someone to a Seder on Pesach and they show up with a nice, expensive bottle of Single Malt Scotch Whisky (which is unquestionably barley-based if you don't want to check the ...
8
votes
2answers
422 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 ...
8
votes
1answer
115 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 ...
7
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2answers
294 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 ...
7
votes
2answers
603 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 ...
7
votes
1answer
109 views

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 ...
6
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2answers
549 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?
6
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2answers
430 views

What can I feed my fish over Pesach?

What can people feed their fish over Pesach? Is it possible to feed them regular flakes, even if they contain chametz, since it is inedible anyway?
6
votes
3answers
136 views

Why seem to sell and be mafkir chametz?

My understanding is that we do both of the following: We (appoint a rabbi as an agent to) sell our chametz to a gentile. This sale takes place the morning of the day before Pesach, before the ...
6
votes
2answers
196 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 ...
6
votes
3answers
333 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? ...
6
votes
2answers
218 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 ...
6
votes
1answer
278 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 ...
5
votes
2answers
204 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)
5
votes
2answers
122 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 ...
5
votes
1answer
97 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 ...
5
votes
1answer
189 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?
5
votes
1answer
1k 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 ...
5
votes
3answers
757 views

Cigarette on Pesach

Is there a problem of Chometz with Smoking on Pesach?
5
votes
1answer
84 views

Play-doh, Passover, and Purina

from: http://doseofhalacha.blogspot.com/2014/04/toiletries-on-pesach.html On Pesach, anything that is rauy l’achilas kelev (can be eaten by a dog) is considered chametz. The Shulchan Aruch (OC ...
5
votes
0answers
69 views

May a nutrition scientist perform research on chametz as part of his job on Hol Hamo'ed Pesach?

For this question, I am interested only in the aspect of handling the chametz and "benefitting" from it on Hol Hamo'ed, not any problems, possibly of going to work. (Let's assume that if the worker ...
5
votes
3answers
257 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 ...
4
votes
1answer
231 views

Do the rules of chametz apply to IV nutrition?

Does chametz apply only to what is eaten orally or to any type of nutrition / food regardless of how it is ingested?
4
votes
3answers
320 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?
4
votes
4answers
1k 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 ...
4
votes
2answers
818 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?
4
votes
1answer
68 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
votes
1answer
241 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
votes
1answer
443 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 ...
4
votes
2answers
173 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
votes
1answer
506 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 -- ...
4
votes
1answer
72 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
votes
1answer
67 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
votes
1answer
308 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
votes
1answer
116 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 ...
4
votes
1answer
131 views

Do Sefardim Eat Chametz-Like Food made from Fruit Juice?

The Rambam rules that if flour is mixed with fruit juice but no water, it cannot become chametz (הלכות חמץ ומצה פרק ה) : ב חמשת מיני דגן אלו--אם לשן במי פירות בלבד, בלא שם מים בעולם--אינם באין ...
4
votes
0answers
35 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 ...
4
votes
0answers
53 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 ...
4
votes
2answers
198 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, ...
4
votes
1answer
75 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. ...
3
votes
2answers
270 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
votes
3answers
266 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 ...
3
votes
1answer
59 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 ...
3
votes
1answer
228 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 ...
3
votes
2answers
100 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 ...