01 -
Preheat oven to 350°F (175°C). Thoroughly grease a loaf pan.
02 -
In a small bowl, thoroughly mash the ripe banana until smooth.
03 -
Using a food processor or blender, combine the chopped strawberries and strawberry gelatin mix. Puree until completely smooth, then transfer to the bowl with the mashed banana and stir to blend evenly.
04 -
In a stand mixer bowl, cream the softened butter and granulated sugar until light and fluffy.
05 -
Add the eggs and sour cream to the creamed mixture, beating until fully combined and smooth.
06 -
In a separate bowl, whisk together all-purpose flour, baking powder, salt, and baking soda until evenly mixed.
07 -
Add the strawberry and banana mixture to the stand mixer bowl and mix on low speed. Gradually add the dry ingredient mixture while continuing to mix on low until just incorporated. Avoid overmixing to maintain a tender crumb.
08 -
Pour the batter into the prepared loaf pan. Bake in the preheated oven for 55 to 65 minutes, or until a toothpick inserted into the center comes out clean.