Roland French White Wine Vinegar with Tarragon is a sharp and tangy white-wine based vinegar ubiquitous in French cuisine. Infused with tarragon sprigs, this unique vinegar adds lovely herbal notes and a slightly bittersweet twang to light-colored sauces and vinaigrettes. oland French Wine Vinegars have complex flavors and sharp acidity that mellow out once cooked. Ubiquitous in French cuisine, they add a flavorful tang to marinades and homemade pickles and will do wonders in a simple pan sauce.