If you’ve had the privilege of tasting one you already know - a properly aged wine transforms not unlike how a caterpillar becomes a butterfly. On this edition of World Of Wine expert sommelier André Hueston Mack tastes a Heitz Cellar Cabernet Sauvignon a...

Sommelier André Hueston Mack is back to answer some of the internet's most asked questions about wine. Why do some wines give you a headache? Why does aging wine make it better? And why on earth do sommeliers spit it out? André answers these questions and...