Customizing cakes can help improve memory.

Memorable memories are created when surprise meets wonder. Neuroscience tells us that when surprise meets strong emotions, wonder-making moments are created. Wonder is a magic ingredient added to customized cakes that give us things that we can chew on for weeks, months, or even years. When the unexpected grabs hold of our heart, we get sticky memories.
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https://www.tingsbakery.com/