Combine pancake mix, baking powder, confectioners sugar and pumpkin pie spice in a bowl.
Add the pumpkin, egg and water then stir until just combined, do not over mix
Spray a muffin tin with cooking spray and evenly divide the mix into 5 muffin holes
Then preheat the oven to 350 degrees. While the oven is preheating, the muffin mix will rise creating a lighter muffin
Once preheated, top each muffin with some of the brown sugar
Bake for 30 minutes
Allow muffins to cool in the pan for 5 minutes then enjoy