01 -
Preheat your oven to 350°F (175°C). Grease a 9×5 inch loaf pan or line it with parchment paper to prevent sticking.
02 -
In a medium bowl, whisk together the all-purpose flour, baking soda, and salt. Set aside.
03 -
In a large bowl, cream together the softened butter and 3/4 cup granulated sugar until light and fluffy, about 3-5 minutes using a mixer. Beat in eggs one at a time, then mix in vanilla extract. Stir in the mashed bananas and sour cream until fully combined.
04 -
Slowly fold the dry ingredient mixture into the wet ingredients. Mix until just combined, being careful not to overmix.
05 -
In a medium bowl, beat together the softened cream cheese and 1/4 cup granulated sugar until smooth. Add the egg and vanilla extract, beating until creamy.