01 -
Turn your oven on to 350°F and let it warm up.
02 -
Coat a 10x15 baking dish with grease, or cover it in parchment paper.
03 -
In a big bowl, stir together the flour, soda, powder, salt, and spices until combined.
04 -
Whisk pumpkin, vanilla, maple syrup, sugars, eggs, and oil in a separate bowl.
05 -
Fold your wet and dry mixtures together, then pour into the prepared pan and spread evenly.
06 -
Let it bake for 28-35 minutes until done. Cool all the way before moving on.
07 -
Using a mixer, whip the butter and softened cream cheese together. Gradually add the sugar, vanilla, and spices. Mix until light and creamy.
08 -
Spread the frosting on the cooled dessert bars. Pop them in the fridge for about half an hour before cutting.