peanut butter fudge cake

How To Make peanut butter fudge cake

• Step 1
  Preheat oven to 350 degrees F. Grease and flour a 9x13" baking pan.
• Step 2
  Whisk together flour, sugar, and baking soda in a large bowl. Set aside.
• 
  Step 3
  Place butter in a medium saucepan. Melt over medium heat. Stir in cocoa powder, then stir in water, buttermilk, and eggs. Continue cooking over medium heat, stirring constantly, until the mixture boils.
• 
  Step 4
  Remove from the heat and add to flour mixture. Stir until smooth. Stir in vanilla.
• Step 5
  Transfer batter to prepared pan and spread evenly. Bake for 20-25 minutes, or until a toothpick inserted into the center of the cake comes out clean.
• 
  Step 6
  Cool in pan on wire rack for 10 minutes. Then, spread the peanut butter over the cake. Allow to cool completely.
• Step 7
  To make the icing, place the sifted confectioners' sugar in a large bowl. Set aside.
• Step 8
  Combine butter, buttermilk, and cocoa in a small saucepan. Cook over medium heat, stirring constantly, until the mixture begins to boil.
• Step 9
  Remove from heat and pour over confectioners' sugar. Stir until smooth. Stir in vanilla.
• 
  Step 10
  Spread icing over peanut butter. The cake can be served immediately or can sit at room temperature to allow the icing to set.
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