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 add to pantry
• + 1 teaspoon baking soda add to pantry
• + 1 teaspoon vanilla extract add to pantry
• ✓ 1 cup butter
• + ½ cup buttermilk add to pantry
• + 1 ½ cups miniature marshmallows add to pantry
• + 1 cup packed brown sugar add to pantry
• + ⅔ cup peanut butter add to pantry
• + ¼ cup milk add to pantry
• ✓ ⅔ cup chopped, unsalted dry-roasted peanuts