Preheat oven to 350F.
Grease or spray a standard bread pan or use a silicone pan without any cooking spray or oil.
Whisk non-dairy milk and lemon juice together until bubbly and set aside.
In a medium mixing bowl, cream pumpkin, sugar, maple syrup, and extract together.
Whisk pumpkin pie spice, nutmeg, flour, baking soda, and baking powder together in a large bowl.
Add the milkmixture to the wet ingredients.
Pour combined wet mixture into dry mixture and stir until just combined.
Line a bread pan with parchment paper or use a silicone bread pan.
Pour the batter into the bread pan, using a spatula to distribute and smooth out the top evenly.
Place the bread pan on the middle rack.
Bake for 1 hour or until a toothpick or a knife inserted in the center comes out clean.
Remove the pumpkin bread and place it on a serving plate.