Mozzarella Anchovy Toast

There’s a shoebox-size wine bar in Florence called Il Santino that’s one of my very favorite spots in the city. My husband, Joe, and I typically squeeze in at the bar, then order a bottle of wine and a slew of small plates, one of which is always the crostone mozzarella e acciughe, a simple toast topped with melted mozzarella and anchovy fillets. The combination of melted cheese and crusty bread is total Italian comfort food, and although whole anchovy fillets threw us a bit t