Preheat the oven to 350° F and grease a 9×9 cake pan. (You can also use large cast-iron skillet if you prefer.)
If you’re not a coconut fan, this cake would also be great with a cream cheese frosting. And if you don’t won’t to use Dr Pepper, you can substitute root beer.
Dr Pepper oatmeal cake with a coconut and pecan topping | www.homesicktexan.com