1. Set oven to 400F
2. Sift together the flour, cornmeal, brown sugar, baking powder, salt and cinnamon in a small bowl.
3. In a large bowl, whisk the eggs, then add the oil, buttermilk, and shredded zucchini.
4. Add the dry ingredients to the wet, and stir until just combined.
5. Turn batter into a greased 9" spring form pan. Spread out the batter evenly.
6. Bake for about 27-30 minutes, until a toothpick inserted in the center comes out without wet batter clinging to it.
6 servings