- How long does an unopened bottle of Marsala last? The precise answer depends to a large extent on storage conditions - to maximize the shelf life of unopened Marsala, store in a cool, dark area, away from direct heat or sunlight.
How long does unopened Marsala last at room temperature? Unopened Marsala will typically keep well indefinitely if properly stored.
How to tell if Marsala has gone bad? The best way is to smell and look at the Marsala: if Marsala develops an off odor, flavor or appearance, it should be discarded for quality purposes.
Sources: For details about data sources used for food storage information, please click here