A good champagne tasting at home is less about fancy gear and more about a few...
https://www.pfdbookmark.win/a-champagne-tasting-at-home-is-less-about-special-gear-than-a-few-thoughtful
A good champagne tasting at home is less about fancy gear and more about a few thoughtful details. Chill bottles to 8 to 10 C, use tulip-shaped glasses if you have them, and pour small, equal tastes so everyone can compare