This caramel banana cake is a moist and flavorful dessert that is perfect for any occasion. The cake is made with ripe bananas, which gives it a sweet and fruity flavor, and is layered with a caramel filling and topped with a creamy caramel frosting. The caramel filling is made with butter, brown sugar, heavy cream, and vanilla extract, which gives it a rich and sweet taste. The caramel frosting is made with butter, powdered sugar, caramel sauce, and milk, which gives it a creamy and sweet texture.