Romanow: More mature bubblies for your maturing palate

There are almost as many sparkling wine styles and makers in the world as there are wine critics. All of them deserve a place in your glass from time to time. 
Prosecco has seduced the world, which is no bad thing, but it can be a little fruity and sweet. If you find yourself wanting something with more traction, you should consider returning to what was probably the first sparkling wine of your youth, Cava (ignoring the travesties of grad and wedding wines.) I