Ingredients

The following ingredients have 4 Servings
  • 1 box Duncan Hines Perfectly Moist French Vanilla (15.25 oz cake mix)
  • 1 cup unsweetened cocoa powder
  • ⅓ cup canola oil
  • 3 large eggs
  • 1 ½ cups Dr.Pepper soda
  • 1 teaspoon vanilla extract
  • ½ cup butter (room temperature )
  • 4 cups powdered sugar
  • 1 teaspoon vanilla extract
  • 4 tablespoons Dr. Pepper soda

Instruction