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Old Fashioned Hot Fudge Cake

Hot Fudge Sundae Cake

Hot fudge sundae cake with a soft chocolate top and rich fudge sauce underneath. A classic self-saucing dessert.
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Prep Time 10 minutes
Cook Time 40 minutes
Servings 6 servings

Ingredients
  

  • 1 cup all-purpose flour
  • ¾ cup granulated sugar
  • 2 tablespoons unsweetened cocoa powder
  • 2 teaspoons baking powder
  • ¼ teaspoon salt
  • ½ cup milk
  • 2 tablespoons unsalted butter melted
  • 1 teaspoon vanilla extract
  • Fudge Topping:
  • ½ cup brown sugar
  • ¼ cup unsweetened cocoa powder
  • 1 ¼ cups hot water

Instructions
 

  • Preheat oven to 350°F and grease an 8×8-inch baking dish.
  • In a bowl, whisk flour, granulated sugar, cocoa powder, baking powder, and salt.
  • Stir in milk, melted butter, and vanilla until smooth.
  • Spread batter evenly into the baking dish.
  • In a separate bowl, mix brown sugar and cocoa powder for the topping.
  • Sprinkle topping evenly over the batter.
  • Carefully pour hot water over the entire surface. Do not stir.
  • Bake for 35–40 minutes until the top is set and cracked slightly.
  • Let rest for 5–10 minutes before serving.

Notes

Do not stir the topping and water. Serve warm for the best texture.