Spray a 13x9-inch baking dish with nonstick baking spray with flour. Place bread cubes in prepared dish.
In a medium bowl, whisk together eggs, milk, sugar, melted butter, vanilla, and salt. Pour over bread cubes; gently press bread into mixture. Cover, and refrigerate 3 hours.
Preheat oven to 350°. Uncover, and bake until set, approximately 40 minutes. Drizzle with Banana-Rum Sauce.
Recipe by Taste of the South at https://tasteofthesouthmagazine.com/banana-bread-pudding/