01 -
1 box (13.25 oz) German chocolate cake mix.
02 -
3 large eggs.
03 -
1¼ cups Dr Pepper (not diet).
04 -
1/3 cup vegetable oil.
05 -
1/2 cup mini chocolate chips.
06 -
1/2 cup salted butter, melted.
07 -
1/3 cup whole milk.
08 -
1/2 cup cocoa powder.
09 -
2½ cups powdered sugar.
10 -
1 teaspoon vanilla extract.
11 -
1/3 cup chopped walnuts.