The estate house grounds at Spottswoode Winery look like a postcard from a 19th-century dream. A sprawling Victorian mansion commands a view of lush gardens, a shimmering swimming pool and 45 acres of grape-filled vines that soon will be harvested.
About seven years ago, Kristin and Josh Mohagen were honeymooning in Napa Valley in California, when they smelled something surprising in their glasses of Cabernet Sauvignon: green pepper.