Preheat oven to 350 degrees and grease and lightly flour a medium sized loaf pan. Set aside.
In a large mixing bowl, whisk eggs. Add applesauce, 2 tablespoons granulated sugar, brown sugar, maple syrup, melted butter, and vanilla or maple extract. Whisk together until smooth.
In a separate smaller mixing bowl, sift together gluten free flour*, baking powder, baking soda, 2 teaspoons cinnamon, salt, and xanthan gum. Add dry mixture to wet mixture and mix with a wooden spoon or spatula until combined.
Pour batter into greased and floured loaf pan. Mix together remaining 2 tablespoons of sugar and teaspoon of cinnamon. Sprinkle evenly over top of batter.
Bake loaf at 350 degrees for 45-50 minutes or until a toothpick inserted in center comes out clean. Cool pan on cooling rack for 10 minutes. Remove from pan and continue cooling.
Serve and enjoy!