You will be happy to know that this is not a trending tradition, but it actually has a useful and necessary purpose. A large part of appreciating wine is appreciating its aromas as well – so your nose is just as important as your mouth when it comes to drinking wine. In order to give your nose a little nudge, the best thing to do is (gently) swirl your wine in your glass to release the aromas.
And here’s another fun fact – wine glasses are usually not filled to the rim because the released aromas need a place to be trapped – and that place is the empty space in your glass!
Now go ahead, and try it for yourself with a Brunello di Montalcino