3 cups all purpose flour
1 cup peeled, shredded zucchini — drained
1/3 cup sugar
3 Tablespoons grated Parmesan cheese
1/2 teaspoon baking soda
1 teaspoon baking powder
1 teaspoon salt
1/3 cup butter
1 cup buttermilk
2 eggs
1 Tablespoon grated onion
Mix flour, zucchini, sugar, cheese, baking soda, powder and salt together; set aside. Melt butter; stir into buttermilk. Beat eggs in medium bowl; add butter/buttermilk and onion; stir into flour mixture. (Batter will be thick.) Spread in greased and floured 9x5x3 inch loaf pan. Bake at 350 for 1 hour. (Use toothpick inserted at center to test for doneness.