Do you need to refrigerate a cake?
Refrigeration is only necessary if your kitchen gets very hot during the day, if you're making a cake that won't be served for more than three days, or when cake includes a fresh fruit filling or topping, or whipped cream frosting.
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How long can cake sit out unrefrigerated?
Store the cake as you would normally, using a cake keeper or some sort of covering. A cut cake will last up to four days at room temperature.
Does refrigerating cake dry it out?
Refrigeration dries sponge cakes out. It's that simple. Even if you refrigerate a cake in a perfectly sealed container and only for a short amount of time, it will dry out.
Is it better to put a cake in the fridge or leave it out?
Store the cake as you would normally, using a cake keeper or some sort of covering. A cut cake will last up to four days at room temperature.
What happens if you don't refrigerate a cake?
Keep your cakes cool or at room temperature. Heat will cause frosting to melt and slide and it dries out the sponge. In summer, or if your kitchen is very warm, it is better to refrigerate your cakes and then allow to come up to room temperature if you plan to serve them at a later time.