They add hot sauce, Worcester, lemon, lime, spices and they will put as much spice and hot sauce as you want. After the 1st day the bartender knew exactly how I liked mine.
I don't think the NCL website is totally up to date. We had b2b cruises out of PR last January and we did not have to have a covid test after our cruise even though we were staying in PR a few days after our cruise. PR rules changed during our cruise.