A good Champagne tasting at home is less about fancy gear and more about a few...

https://tiny-wiki.win/index.php/Why_You_Should_Not_Fill_Champagne_Glasses_to_the_Brim

A good Champagne tasting at home is less about fancy gear and more about a few thoughtful details. Chill the bottles to 8 to 10 C, pour modest tastes, and give each glass a moment to open up