Ever wonder what to do with leftover wine? That is, if you have any. This red wine reduction sauce is the perfect way for oenophiles of all levels to use up wine from last night or to put that just-opened bottle to use for something besides sipping. Half a cup of wine can be reduced into a rich sauce for two. This one is simple and fast to make. You can easily drizzle it over a filet or pork chops, or even use it as a base to braise short ribs. No need for culinary school to achieve success here, even the kitchen rookie can accomplish this rich sauce.