Vacuum sealing Tiramisu can be done, but it's not the most ideal storage method for this particular dessert. Tiramisu is a delicate and creamy dessert that contains layers of sponge cake (ladyfingers) soaked in coffee and layered with a mixture of mascarpone cheese, eggs, sugar, and sometimes cocoa powder.
While vacuum sealing is an effective way to preserve the freshness of certain foods, it may not be suitable for Tiramisu due to its soft and delicate texture. When vacuum sealed, the air is removed, and the pressure can potentially compress and squish the layers of the dessert, resulting in a loss of its fluffy and light consistency. The layers can also become compacted, and the dessert may lose its appeal when it comes time to serve.
Additionally, Tiramisu contains perishable ingredients such as mascarpone cheese and eggs, which can become unsafe to eat if not stored correctly. Vacuum sealing may not provide the optimal conditions for these ingredients, especially if kept for an extended period.
Instead of vacuum sealing, it's best to store Tiramisu in the refrigerator in an airtight container. This will help maintain its texture and prevent the absorption of unwanted odors. If you need to store it for a more extended period, you can freeze it. However, it's worth noting that freezing can alter the texture of the dessert somewhat.
To enjoy Tiramisu at its best, it's recommended to consume it within a few days of preparation. If you have leftovers, refrigerate them promptly and consume within a day or two for the best taste and texture.