Cabernet Sauvignon. It's one of the most popular reds, especially in America. If you reach for a wine list in any restaurant, chances are if you don't find anything else, you'll at least have a Cabernet Sauvignon to sample.
But perhaps there's a better choice out there, something a bit more versatile.
Perhaps we all should be drinking Cabernet Franc instead. Vine Pair dishes on why.