Balsamic-aged vinegar is dark, slightly sweet, rich in flavor, and thick in texture. It is used to enhance salad dressings, marinades, and sauces. It can be drizzled over strawberries, stirred into a risotto, or tossed with Brussels sprouts or red onions to allow its sugars to caramelize in the oven. But what is barrel-aged balsamic vinegar, and how is it produced? What makes balsamic vinegar so costly than others? Let’s find out the answer to such a query!