Its ideal to buy at large quantity since imagine how possibly big is the shipping cost on that order, but just found this recently maybe you can check it guys if you like to buy alcohol online https://www.btc-wine.com/
I can confirm that this site is legitimate because I know a few people who have very good experiences with them - if you want some of the world's best wines, and you want to pay for it with BTC, and you are in the EU, there is definitely no better choice.
As for other options, I found a few more online sites that sell alcohol for BTC :