Vegan Caramelized Banana Miso upside-down loaf cake

 Indulge in this delightful vegan banana cake, featuring a unique twist with miso paste, crunchy walnuts, and a hint of cinnamon. Baked atop a luscious layer of caramelized bananas, this cake is flipped upside down for a stunning presentation. Serve it warm with a scoop of vanilla ice cream for the perfect cozy treat!