Two weeks after I spent the better part of a day picking and processing grapes at Southold Farm+Cellar, parts of my body still ache. Yes, that’s a commentary on my present level of physical fitness — and no one would ever suggest that picking grapes is work meant for someone who stands 6 feet, 3 inches — but it’s also a reminder of all of the hard work that goes into the wines we love drinking so much. Most people picture the life of a winemaker as an artistic, romantic one spent walking through vineyards, examining the grapes, perhaps plucking…