Sonic offers a long list of dessert-worthy milkshakes, but this hack to create an off-menu key lime pie shake is a delicious ...

Composite image of Sonic key lime pie shake between two key lime pies on a green background - Static Media / Shutterstock Whether you love or hate Sonic, you have to give credit where credit is due.

Whether you love or hate Sonic, you have to give credit where credit is due. And when it comes to Sonic's drink and shake menu, the drive-in fast food chain's creativity is off the charts. What's so ...