Chocolate Cupcakes with Creamy Peanut Butter Frosting | La Cucina Grandinetti

Ingredients

• 1/2 cup unsweetened cocoa powder
• 3/4 cup boiling water
• 2 large eggs
• 2 teaspoons vanilla
• 1 cup buttermilk
• 1/2 cup butter (1 stick)
• 3/4 cup firmly packed light brown sugar
• 1 cup granulated sugar
• 2 cups cake flour, sifted and leveled off
• 1 teaspoon baking soda
• 1 teaspoon salt
• 1 cup (2 sticks) unsalted butter, softened
• 1 cup peanut butter
• 1 teaspoon vanilla extract
• 3-1/4 cups confectioners' sugar
• 5 tablespoons heavy cream