they are TJ's brand :
https://www.traderjoes.com/fearless-flyer/article/3225
I didn't know they had sweet P.s Ill try the
I always keep the skin on and mash w the skin
a lot moer flavor.
you can make decent MP's w waxy potatoes if you use a hand masher and don't over do it.
add the butter first , lightly hand mash then the hot milk.
full fat milk works better for some reason even w the butter added first.
never an electric mixer for waxy potattoes
unless you need the glue you mentioned for something