Print

Classic Bumpy Cake

A nostalgic Midwest dessert, Classic Bumpy Cake features a moist chocolate cake topped with thick vanilla buttercream ‘bumps’ and covered in a rich, glossy fudge icing. A bakery-style treat that feels like pure indulgence.

Ingredients

  • All-Purpose Flour: 2 cups
  • Granulated Sugar: 2 cups
  • Cocoa Powder: ¾ cup unsweetened
  • Baking Powder: 2 teaspoons
  • Baking Soda: 1 teaspoon
  • Salt: ½ teaspoon
  • Buttermilk: 1 cup
  • Vegetable Oil: ½ cup
  • Eggs: 2 large
  • Vanilla Extract: 2 teaspoons
  • Hot Coffee: 1 cup
  • Unsalted Butter (for buttercream): ½ cup softened
  • Powdered Sugar: 2 cups
  • Milk: 2 tablespoons
  • Vanilla Extract: 1 teaspoon
  • Granulated Sugar (for fudge icing): 2 cups
  • Evaporated Milk: 1 cup
  • Unsalted Butter: ½ cup
  • Cocoa Powder: ½ cup unsweetened
  • Vanilla Extract: 1 teaspoon

Instructions

  1. Preheat Your Equipment: Preheat oven to 350°F (175°C). Grease and flour a 9×13-inch pan.
  2. Combine Ingredients: Whisk flour, sugar, cocoa, baking powder, baking soda, and salt. In another bowl, whisk buttermilk, oil, eggs, and vanilla. Stir wet into dry, then add hot coffee until smooth.
  3. Prepare Your Cooking Vessel: Pour batter into pan and smooth top.
  4. Assemble the Dish: Bake 30–35 minutes, until a toothpick comes out clean. Cool completely.
  5. Cook to Perfection: Beat butter, powdered sugar, milk, and vanilla for buttercream. Pipe thick ridges across cooled cake. Chill 20 minutes.
  6. Finishing Touches: For fudge icing, simmer sugar, evaporated milk, butter, and cocoa for 2–3 minutes. Remove from heat, stir in vanilla, and pour warm icing over cake.
  7. Serve and Enjoy: Let icing set slightly before slicing. Enjoy with coffee or milk.

Notes

  • Tip: Chill buttercream bumps before pouring icing so they hold shape.
  • Tip: Use hot coffee for richer chocolate flavor.
  • Tip: Slice cake with a warm knife for neat edges.
  • Tip: Freeze slices individually for easy grab-and-go desserts.

Nutrition

Keywords: bumpy cake, classic cake recipe, chocolate fudge cake, buttercream cake, Midwest desserts