These caramel banana cake bars are a delicious and easy-to-make dessert that is perfect for any occasion. The bars are made with ripe bananas, flour, sugar, eggs, butter, baking powder, baking soda, salt, and vanilla extract. The caramel sauce is made with butter, brown sugar, and heavy cream, creating a sweet and rich topping that complements the banana cake perfectly. The bars are easy to make and can be served as a dessert or a sweet treat with coffee or tea.