In a large bowl combine the first 6 dry ingredients and stir until incorporated. Set aside. In a large mixing bowl, blend the coconut nectar sugar, pumpkin puree, vanilla and warmed, liquid coconut oil. Once the wet ingredients are well mixed, add in the dry mixture and egg replacer. Blend on low for 1 minute. Then on Medium speed for 2 minutes.
Spread batter into prepared pan, it should be 3/4 of the way full. Top with Crumble Topping mixture.