Which fortified wine is produced in Sicily?

Marsala is a fortified wine produced in Sicily, known for its unique production process and rich flavors. This wine has its origins in the town of Marsala, where it is made using a blend of native Sicilian grape varieties.

The fortification process involves adding distilled spirits to the wine, which enhances its alcohol content and helps preserve it. Marsala can be found in various styles, ranging from dry to sweet, and can be enjoyed as an aperitif or as a complementary ingredient in cooking, particularly in Italian cuisine.

In contrast, Sherry originates from Spain, specifically from the Jerez region, while Port is a fortified wine from Portugal, primarily produced in the Douro Valley. Champagne is a sparkling wine from the Champagne region of France and is not fortified. This geographical context reinforces why Marsala is the only correct answer in the context of fortified wines produced in Sicily.