Fonseca Crusted Port 75clFonseca Crusted Port Crusted port is a traditional style and Fonseca is one of very few houses that continue to produce it. It is a blend of rich, full bodied ports bottled without fining or filtration. Maturing the port for a short time in barrel and then rested in the bottle for three years prior to release. During this period the sediment, which is always unfiltered, forms a crust in the bottle. Therefore giving you a vintage character without a