From the Bake It in a Cake archives: Ghostbuster cupcakes! Key lime “slime” baked inside vanilla cupcakes with “Stay Puff” marshmallow buttercream!
Here’s the recipe.

 

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The recipes on Bake It in a Cake are developed with ingredients I pay for out of my pocket. If you like what you see, buy me a stick of butter so I can keep creating tasty concoctions!