Mix the dry ingredients in a bowl: flour, spices, baking soda, baking powder and salt. In a separate bowl, whisk the eggs with brown sugar, vanilla extract and maple syrup. Add oil. Add dry ingredients, sifted to your egg mixture. Add the shredded carrots. Pour into a loaf pan up to 2/3 of its height. Bake at 170°C (340°F) for 50 minutes or until the center of the cake is dry when poked with a skewer or a knife. Five minutes after it has been out of the oven, cover the cake with saran wrap, This will trap its humidity and make it super moist! Let it cool down completely before frosting.