Balsamic-based salad dressings have been trendy in restaurants and with in-the-know home cooks since the first decade of the 21st century. They add character to anything you drizzle them on. Balsamic dressing is so delicious and easy to whisk together that this recipe should be a regular in your cooking repertoire. But before you begin, there's a lot to know below about balsamic vinegar. It's all in the details. There's genuine balsamic vinegar, which only comes from italy, and then there's imitation balsamic vinegar, which has started showing up everywhere because of the rise in demand in recent years. Check below the recipe for the ways to tell what's what.