Chocolate Peanut Butter Cake

Bahan-bahan (12 porsi)

• 1 and 3/4 cups (219g) all-purpose flour (spooned & leveled)
• 3/4 cup (64g) unsweetened natural cocoa powder*
• 1 and 3/4 cups (350g) granulated sugar
• 2 teaspoons baking soda
• 1 teaspoon baking powder
• 1 teaspoon salt
• 2 teaspoons instant espresso powder (optional)*
• 1/2 cup (113g/120ml) canola or vegetable oil
• 2 large eggs, at room temperature
• 3/4 cup (180g) full-fat sour cream, at room temperature
• 1/2 cup (120g/ml) buttermilk, at room temperature*
• 2 teaspoons pure vanilla extract
• 1/2 cup (120g/ml) hot water or black coffee*
• 1 cup (170g) mini semi-sweet chocolate chips, tossed in 1 Tablespoon flour
• 3/4 cup (12 Tbsp; 170g) unsalted butter, softened to room temperature
• 1 and 3/4 cups (440g) creamy peanut butter*
• 1 and 3/4 cups (210g) confectioners’ sugar
• 1 teaspoon pure vanilla extract
• pinch of salt
• 3 Tablespoons (45g/ml) heavy cream, at room temperature
• 8 ounces (226g) quality semi-sweet chocolate, finely chopped*
• 1 cup (240g/ml) heavy cream
• optional garnish: chopped or mini peanut butter cups