The temperature will rise about 10F during this time. 5) Make the Sauce: - Boil balsamic vinegar in a small saucepan for 20 minutes until reduced to 1/4 cup. - Mix butter and flour into a paste.
Whether it's drizzled over a salad or served with bread and oil, a drop of high-quality balsamic vinegar goes a long way to improving many dishes. However, experts warn that many people might not ...