This peanut butter chocolate layer cake is a showstopper dessert that is perfect for special occasions. The cake layers are made with cocoa powder and buttermilk, which gives them a tender crumb and a subtle tang. The frosting is made with smooth peanut butter, cream cheese, powdered sugar, and heavy cream, which adds a rich and creamy texture to the cake. The cake is then topped with chopped peanuts and chocolate chips for an extra crunch. This cake is sure to impress your guests and satisfy your sweet tooth.