Step 1

PREHEAT oven to 350F and line a 9 × 5-in. loaf pan with parchment.

Step 2

WHISK flour, baking powder, baking soda and salt in a medium bowl.

Step 3

WHISK bananas, sugar, eggs, oil, buttermilk and vanilla in a large bowl until smooth. Stir in flour mixture until combined. Pour into prepared pan.

Step 4

BAKE until browned and a tester inserted into centre of bread comes out clean, 55 to 60 min. Cool in pan on a rack, 10 min. Remove banana bread from pan and let cool completely.