never had this issue.
Echo chambers are boring and don't contribute much to deeper thinking and understanding!
The onion is raw or cooked?
raw.I was surprised to find out this is a Lubavitcher minhag. Always thought it was universal.
What bracha is made?
האדמה! Duh. See my recently opened thread. First post. No onion there, but you can draw a קל וחומר.
Is האדמה made on raw onions throughout the year?
You never eat salad with raw onions?
The יסוד ושורש העבודה is okay with onions and the האדמה."ועל כרפס יזמין עלי בצלים כי על הפוטרזייל חי אין ראוי לברך עליו בורא פרי האדמה"The אליה רבה though is against using onions because of their odor.
Are "alei betzalim" onion bulbs?
Keep your astonishment for the Ropshitz minhag. Potatoes is used for כרפס although they made a שהכל on potatoes during the year.
Yeah Famous mistake
דברי חיים?
Make a (moshiach) seuda before the end of yom tov, wash, continue until after tzeis, eat some chometz, bentch and still say chag hamatzos in yaaleh v'yavo.
Is this a minhag Chabad to eat chometz and still say chag hamatzos in yaaleh v'yavo afterwards
Is this a minhag Chabad to eat chometz and still say chag hamatzos in yaaleh v'yavo afterwards, not considering it a תרתי דסתרי? (Like the Mshn"B and some others hold.)
https://hebrewbooks.org/pdfpager.aspx?req=15952&st=&pgnum=50&hilite=