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Old Fashioned Coca Cola Cake in a red handled casserole dish with squares on white scalloped plates and a red and white checkered napkin.

Old Fashioned Southern Chocolate Coca Cola Cake

This old fashioned Coca Cola cake may be the easiest chocolate cake ever--it doesn't even require a mixer! The tender and moist chocolatey buttermilk cake is made in a baking pan and is topped with a fudgy frosting, also flavored with the popular soda.
5 from 13 votes
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Course: Dessert
Cuisine: American, Southern
Prep Time: 10 minutes
Cook Time: 40 minutes
Servings: 12

Equipment

  • dry measuring cups
  • liquid measuring cup
  • measuring spoons
  • whisk
  • sifter
  • medium saucepan
  • large mixing bowl
  • 13- x 9-inch baking pan
  • rubber spatula

Ingredients

For the Coca-Cola cake:

  • 2 cups all-purpose flour
  • 2 cups granulated sugar
  • 1 teaspoon baking soda
  • 1 cup salted butter
  • 1 cup Coca Cola
  • ½ cup whole buttermilk
  • ¼ cup unsweetened cocoa powder
  • 3 large eggs
  • 2 teaspoon vanilla extract

For the chocolate fudge frosting:

  • ¾ cup salted butter
  • ¾ cup Coca Cola
  • cup unsweetened cocoa powder
  • 6 cups powdered sugar, sifted

Instructions

  • Preheat the oven to 350°F. Coat a 13- x 9-inch baking dish or baking pan with nonstick cooking spray. Combine the flour, granulated sugar, and baking soda in a large bowl.
  • Combine 1 cup of butter, 1 cup Coca Cola, the buttermilk, and ¼ cup cocoa in a medium saucepan. Cook over medium heat, whisking occasionally, until the mixture comes to a boil. Add to the flour mixture and stir until smooth.
  • Whisk in the eggs, one at a time, whisking until the yellow disappears after each addition. Whisk in the vanilla.
  • Pour the batter into the prepared pan. Bake for 32 to 35 minutes or until a toothpick inserted in the center of the cake comes out clean.
  • Meanwhile, make the frosting: Bring the butter, cola, and cocoa to a boil in a medium saucepan over medium-high heat. Remove from the heat and gradually whisk in the powdered sugar until smooth.
  • Pour the warm frosting over the hot cake. Let stand at room temperature until cooled. Cut into squares to serve.

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