Preheat oven to 350 degrees.Lightly oil one 9x5 loaf pan, or you may use two smaller ones if on hand.Shred zucchini and allow to drain in a colander or mesh strainer in sink.In a medium bowl mix together all dry ingredients.In a separate large bowl mix together wet ingredients.Slowly incorporate dry ingredients into the wet. This particular batter will be on the thicker side.Squeeze all excess moisture out of the zucchini by hand or paper towel.Once batter has formed, add and combine both zucchini and chocolate chips.Add batter to loaf pan(s) and sprinkle top with hazelnuts.Bake in oven 45-60 minutes - or until an inserted toothpick comes out clean.