In a bowl, combine the flour, parmesan cheese, salt, baking powder, and baking soda. In another bowl, beat the eggs, buttermilk, sugar and butter. Stir into dry ingredients just until moistened. Fold in zucchini and onion.
Pour into a greased and floured 9x5x3 inch loaf pan.
Bake at 350°F for 1 hour or until a toothpick comes out clean. Cool for 10 minutes before removing from pan to a wire rack.
Calories From Fat
% Daily Value*
Total Fat 0g
Saturated Fat 0g
Trans Fat 0g
Dietary Fibers 0g
* Percent Daily Values are based on a 2,000 calorie diet.
* Nutrition information is estimated based on the ingredients and cooking instructions as described in each recipe and is intended to be used for informational purposes only. Please note that nutrition details may vary based on methods of preparation, origin and freshness of ingredients used.