Why buy dressing when you can easily whip up an amazing vinaigrette at home? Watch and learn as Amanda Haas breaks down the basic elements of creating a great vinaigrette. It all comes down to finding the right ratios of fat, acid, and emulsifier. In this case, she blends sherry vinegar, extra virgin olive oil, and Dijon mustard, plus some salt & pepper, to create a simple but delicious dressing. However, the beauty of knowing how to make your own is that you can used whatever flavors you love best.