01 -
Preheat oven to 175°C. Line a 23x13 cm loaf pan with parchment paper and grease with nonstick spray.
02 -
In a small bowl, mix together the light brown sugar and cinnamon for the cinnamon-sugar mixture. Set aside.
03 -
In a medium bowl, whisk flour, salt, baking powder, 0.5 teaspoon cinnamon, and baking soda until combined.
04 -
In a separate small bowl, toss diced apples with 2 tablespoons light brown sugar and 1 teaspoon cinnamon. Set aside.
05 -
In a large bowl, beat softened butter and granulated sugar until light and fluffy. Add eggs one at a time, beating well after each addition. Mix in vanilla extract.
06 -
Add the flour mixture to the butter mixture in three parts, alternating with buttermilk, mixing just until incorporated.
07 -
Pour half the batter into the prepared pan. Distribute half the apple mixture and sprinkle with half of the cinnamon-sugar mixture. Repeat layers with remaining batter, apples, and cinnamon-sugar. Fill the pan no more than three-quarters full.
08 -
Bake for 50 to 65 minutes, or until a toothpick inserted into the centre comes out clean or with a few moist crumbs.
09 -
Allow bread to cool in the pan for 15 minutes, then lift out and place on a wire rack to cool completely.
10 -
For the glaze, whisk together powdered sugar, ground cinnamon, and enough heavy cream or milk to achieve a smooth, pourable consistency.
11 -
Drizzle glaze evenly over cooled bread, slice, and serve.