Aude Watrelot , Iowa State University When you take a sip of wine at a family meal or celebration, what do you notice? First, you probably note the visual characteristics: the color is generally red, rosé or white. Next, you smell the aromatic compounds wafting up from your glass. And then there’s the sensation in your mouth when you taste it. White wine and rosé are usually described as refreshing, because they have brisk acidity and little to moderate sweetness. Those low levels of sugar may