Preheat oven to 350F
Line the cookie sheets with parchment paper.
Set aside.
Add the oats, flour, baking powder, baking soda, cinnamon, nutmeg, and salt to a medium bowl.
Whisk to blend all ingredients.
Set aside.
Add the butter, pumpkin puree, sugar, molasses, and vanilla in a large bowl. Whisk to combine.
Continue whisking while adding the eggs until all of the ingredients are smooth.
Slowly begin to add in the oat mixture. Stirring until completely combined.
Using the cookie/ ice cream scoop, drop the dough onto the prepared cookie sheets.
Bake at 350 degrees for 10-12 minutes. Rotate the cookie sheet after 5-6 minutes. When the cookies are done they will be brown.
Allow the cookie to cool on the cookie sheets for about 5 min.
Transfer the cookies to a wire rack to cool for an additional 5 min.