"Based dressing" refers to a style or approach that is fundamental, authentic, or rooted in something. It implies a foundation or starting point on which other elements are built upon. Full definition
And finally, a sour cream / garlic / red wine vinegar based dressing, which you add the juice of the roasted beets in order to create that stunning color. (heartbeetkitchen.com)
Instead of vinegar - based dressings on salads, use dressings with olive oil, herbs, and Celtic salt, or ginger and carrot. (mindbodygreen.com)
I tend to like mine on the lighter side, I still want to see the food beneath the coating of mayo based dressing. (thesugarcoatedcottage.com)