chocolate peanut butter cake

Ingredients For chocolate peanut butter cake

• CAKE:
• 3/4 c

  butter
• 4

  eggs
• 1 3/4 c

  sugar
• 3 Tbsp

  cocoa powder
• 2/3 c

  peanut butter
• 1/2 c

  sour cream
• 1 1/2 c

  all purpose flour, sifted
• 1 tsp

  baking powder
• 1 tsp

  vanilla extract
• FROSTING:
• 1 stick

  butter, softened
• 8 oz

  cream cheese, softened
• 1 lb

  powdered sugar
• 1 tsp

  vanilla extract