Step 1

Preheat oven to 325°F. Spray a 9x5-inch loaf pan with cooking spray.

Step 2

Combine flour, sugar, baking powder, baking soda, cinnamon and salt in a large bowl. Mix well.

Step 3

Add 1/2 cup walnuts and gently mix to combine.

Step 4

In a medium bowl, mix egg, vanilla, melted butter, apple sauce and zucchini.

Step 5

Add to the flour mixture and stir until just blended.

Step 6

Pour batter into the prepared 9x5-inch loaf pan and top with remaining nuts.

Step 7

Bake 45-55 minutes, or until a toothpick inserted in the center comes out clean.

Step 8

Cool for about 10 minutes. Remove loaf from pan and let it cool before slicing.