Preheat oven to 350 degrees F. Prepare a 9-inch deep pie plate or a 10-inch quiche pan by spraying it lightly with Pam butter spray. Set aside. Combine grated zucchini and onion together in a large bowl. Add baking blend and baking powder. Beat eggs well. Add eggs, butter, 7/8 cup of cheese, pepper, and salt to zucchini mixture. Stir well. Pour into the prepared pan. Sprinkle with reserved cheese and parsley. Place quiche in oven. Bake for 35-40 minutes or until quiche is browned. Remove from oven. Allow to set for 10 minutes before serving. Serves 8 .