1Line a 9 x 5-inch loaf pan with parchment paper and grease lightly with cooking spray.
2Place sugars, yogurt, eggs and oil in a large bowl and whisk to combine. Stir in mashed banana. Sift in flour, baking powder and baking soda and stir to combine.
3Pour batter into prepared loaf pan. Slice remaining banana in half lengthwise and place cut-side up on batter. Brush banana halves with maple syrup.
4Place trivet on turntable. Press OVEN and set 325°F for 1 hour 15 minutes. Press START to preheat oven. When preheat has completed, place pan on trivet and press START to begin cooking.
5Cool bread in pan for 10 minutes, then turn out onto wire rack to cool completely.