This caramel apple cake recipe is a delicious dessert that is perfect for fall. The cake is made with a moist and fluffy apple sponge that is flavored with cinnamon and nutmeg. The cake is then layered with a rich and creamy caramel frosting that is made with butter, brown sugar, heavy cream, and vanilla extract. The frosting is then topped with a drizzle of caramel sauce and a sprinkle of chopped walnuts for an extra crunch. This cake is perfect for any occasion, from Thanksgiving to Christmas.