Step 1

Pre-heat oven to 350 degrees.

Step 2

Line a loaf pan with parchment paper.

Step 3

In a large bowl whisk butter, sugar and eggs together until smooth and creamy.

Step 4

Add sour cream and mashed bananas, whisk to combine.

Step 5

Mix in flour, baking soda and salt, stir until just combined.

Step 6

Gently fold in frozen blueberries.

Step 7

Pour into prepared loaf pan and top with sliced banana.

Step 8

Bake for 1 hour or until toothpick entered into the center of the loaf comes out clean.