Preheat over to 350. Spray a large rimmed baking sheet with cooking spray and set aside.
Mix sugar and brown sugar together in a bowl. Using a hand or stand mixer cream the butter with the sugar mix until smooth and incorporated ('creaming' the butter and sugar is a process step of combining sugar and butter until it's smooth, there is no cream added.)
Mix in 4 eggs, beat until combined.
Add vanilla extract, cinnamon and sun butter.
Combine all ingredients until smooth and creamy.
Add in oats and baking soda. When mixing in oats, start with the oats on low until slightly incorporated. This helps so oats aren't flying all over your kitchen!
Add chocolate chips and mix again
Spread onto baking sheet
Bake for 19 minutes
Carefully remove from oven. Cookie bars will be slightly puffy, but they will settle down as they cool.
Let cool for an hour. Slice and enjoy.