■Banana bread • unsalted butter, room temperature • (3.5 oz, 1/2 cup) granulated sugar • egg, room temperature • (1 oz, 2.5 Tbsp) vegetable oil • (0.7 oz, 3.5 Tbsp) almond flour • (7 oz, 1 and 3/5 cups) bread flour • baking powder • baking soda • banana, net weight, for paste • banana, net weight, for diced • lemon juice, for banana paste •