Preheat the oven to 350 degrees.
Combine flaxseed and water and stir until thickened.
Add flax mixture to a large bowl with sugar, applesauce, oil, and pumpkin.
In a seperate medium bowl, stir together the dry ingredients: flour, spices, baking soda, baking powder, and salt.
Mix the dry ingredients into the wet.
Fold in the walnuts.
Lightly grease two loaf pans.
Divide into two regular 8 inch loaf pans or four mini loaf pans.
For an extra touch, sprinkle on some oats or turbinado to garnish.
Bake the large loaves for about 55 minutes and the smaller loaves for about 40 minutes.
Let sit for 20 minutes before removing from pan.