Grease a 9" x 5" loaf pan and set aside. Preheat oven to 350 degrees F (180 degrees C).
Unsalted Butter (1/4 cup)
over medium heat in a small saucepan, stirring occasionally, until little brown solids form in the bottom of the pan, about 3 minutes. Remove from heat and immediately transfer to a large bowl.
Unsweetened Apple Sauce (1/4 cup)
Granulated Sugar (1 1/4 cups)
and beat together using an electric mixer until thoroughly combined. Then blend the
into the mixture.
In a small cup, combine the juice from
Milk (1/2 cup)
and let rest for 2 minutes until it curdles.
Bananas (1 1/2 cups)
Pour milk mixture in to the butter mixture, add mashed banana, and beat on low until smooth.
Vanilla Extract (1 tsp)
All-Purpose Flour (2 1/2 cups)
Salt (1 tsp)
Baking Soda (1 tsp)
, mixing on low until well combined.
Pour 1/2 cup of banana batter in to a separate, small bowl, and add
Fresh Raspberries (1 cup)
. Beat on high with mixer until smooth.
Pour banana batter in to the greased loaf pan, then add dollops of raspberry batter to the pan. Swirl the batter with a knife, being careful not to scrape the bottom of the pan, until a marbled effect is achieved.
Bake for a total of 1 hour 15 minutes. 30 minutes into the baking, loosely drape a sheet of aluminum foil over the top of the bread to prevent it from burning.
Cool for 10 minutes in the pan and then transfer to a wire rack to cool completely.