Dr Pepper® Cake

Ingredients (14)

• + 2 cups all-purpose flour add to pantry
• + 2 cups white sugar add to pantry
• + 1 cup Dr. Pepper soft drink add to pantry
• + 3 tablespoons unsweetened cocoa powder add to pantry
• ✓ 2 eggs
• + 1 teaspoon baking soda add to pantry
• + 1 teaspoon vanilla extract add to pantry
• + 1 cup butter add to pantry
• ✓ ½ cup buttermilk
• + 1 ½ cups miniature marshmallows add to pantry
• + 1 cup packed brown sugar add to pantry
• ✓ ⅔ cup peanut butter
• + ¼ cup milk add to pantry
• + ⅔ cup chopped, unsalted dry-roasted peanuts add to pantry