01 -
Preheat oven to 350°F and grease a loaf pan thoroughly.
02 -
In a medium bowl, whisk together flour, salt, baking powder, and baking soda until evenly distributed.
03 -
In a large bowl, stir melted butter with cane sugar until the mixture is smooth and creamy.
04 -
Add eggs one at a time to the butter and sugar mixture, beating thoroughly after each addition to blend fully.
05 -
Stir in sourdough discard, fresh lemon juice, vanilla extract, lemon zest, and lemon oil until combined uniformly.
06 -
Gently fold the dry ingredient mixture into the wet ingredients just until no dry flour remains, avoiding overmixing.
07 -
Pour the batter into the prepared loaf pan and smooth the surface evenly with a spatula.
08 -
Bake for 55 to 65 minutes, or until a toothpick inserted in the center comes out clean and the crust is golden.
09 -
Allow the bread to cool in the pan for 10 to 20 minutes before transferring to a wire rack to cool completely.
10 -
Combine powdered sugar with lemon juice to form a smooth glaze, then drizzle over the cooled bread prior to serving.