Rock Stream Vineyards is an estate winery owned and operated by Dr. Mark Karasz. The tasting room on Route 14 and Fir Tree Point Road has been open since 2005 and is now Seneca Lake’s only winery that is also a licensed Grappa and Grape Brandy distillery. The vineyard has 30 acres of vines producing over 150 tons of grapes annually to make premium, hand-crafted wines. Rock Stream also features three beers made with Mark's recipes at Cortland Beer Company. Visit all year round and enjoy "The Wine of Your Life."