Mix dry ingredients together well with a whisk. Flour, baking soda, baking powder, salt, and spices.
Add sugar to eggs.
Add oil to sugar egg mixture.
Add vanilla to same mixture.
Mix dry and wet ingredients together, gently.
Add in zucchini and carrots.
Chop and toast walnuts either in oven for 3 minutes or on top of stove.
Mix in walnuts. As an option, mix walnuts with a little brown sugar and add to the top of the bread before baking.
Grease the baking pan and sprinkle sugar or flour. Another option is to put parchment paper on bottom of the dish.
Bake at 350 for 45 -55 minutes, or until a toothpick comes out clean.