Hey, has no one been to the new store/tasting room on Farmington Ave.? Bella Gusta's been open just over a month now. They sell infused olive oils and balsamic vinegars--varieties of which I'd never seen or dreamed of--and yes, a TASTING ROOM for you to roam and sample. Whatta find! I stumbled upon it quite accidentally while roaming WHC earlier today.
I brought home a bottle of espresso balsamic vinegar. You can roll sweet or savory with it and quite honestly, I could lick it plain! Other favorite vinegars included chocolate (no kidding!), jalapeno and grapefruit. As for oils--how about chipotle or white truffle? There are long lists of each and they're all there for the sampling.
Here's an article to tell you more: