If you use a 8 1/2 x 4 1/2 loaf pan, it will take about an hour to bake.
Ingredients
butter, for greasing pan
1 ½cupflour, plus more for pan
¼cupbutter, softened
¾tspbaking soda
¼tspsalt
⅔cupsugar
¼cupbrown sugar
⅓cupsour cream
2 ½Tbsp.milk
1tsp.vanilla
2eggs, (1 egg + 1 yolk)
2very ripe bananas, mashed
½cupHomemade Chocolate Hazelnut Spread, or Nutella
¼cuppeanut butter
Instructions
Heat oven to 350°. Grease a loaf pan with butter and dust with flour; set aside.
In a large bowl, combine dry ingredients: flour, baking soda, sugar, and salt.
In separate bowl, combine, butter, milk, sour cream, vanilla, egg, egg yolk, peanut butter, homemade Nutella (or store-bought), and bananas. Mix until smooth. Scoop dry ingredients into wet, about 1/2 cut at a time, until all ingredients are mixed together.
Pour batter into prepared loaf pan and bake until golden brown, about 40-45 minutes. Let cool for at least 10 minutes before slicing and serving.