The cupcake carrying bike experiment

I recently made lots and lots of mocha cupcakes for a party



And I decided to take some to a friend. As you can see, they looked fine in their container:

And I put them in my bike basket like this

Unfortunately they didn't arrive in the greatest state:

I have a cupcake courier for regular cupcakes and maybe I can experiment with attaching to the back of my bike. Anyone had success with carrying cupcakes on a bike?