These are very intriguing questions. Thank you for starting me on this research trail. Here are my results:
-Kiddush cup stem or not? Yes Why? It’s easier to hold. What was the original minhag? that way.
-Esrog pitom or not? Yes Why? Otherwise it’s possul. What was the original esrog type that was used? teimani.
-Pesach Keaara 2 matzahs or 3? 3
-Megillas Esther foldable or Torah style scroll? Was a scroll ever used? Do some use a scroll?
Don’t fold it.
-Torah Ashkenaz scroll or Sephardi scroll? Why the difference and what was used originally?
This one’s too hard for me.
-Tzitzis white strings or techeles? both White stripes or black? no stripes. Techeles Beged? optional.
-Chanuka oil or wax candles? Either
-Matza machine made or hand made? handmade What is more kosher? depends which hechsher .What are we commemorating the Yetzias Mitzrayim or Korban Pesach? When?
-Lulav closed or open? closed Koshalach or tied together? a holder. Whats the original minhag? to use gold rings. some say they were palm bedecked in gold.