Lightly spray a baking sheet with cooking spray with flour.
In a small bowl combine the pumpkin and eggs.
In a large bowl, whisk together the brown sugar, flour, baking soda, and cinnamon
Next, stir in the rolled oats.
Make a well in the center of the oat mixture. Pour in the pumpkin mixture.
Thoroughly stir together until combined.
Using a cookie scoop, scoop the batter onto the cookie sheet. Flatten into a cookie shape with a small glass dipped in water so the cookie won’t stick.