In a medium bowl, cream together butter and sugars. Beat in PB2. Add in eggs and vanilla; mix. Add baking soda, salt, cinnamon, flour and heavy whipping cream; mix. Add in oats and mix by hand.
Scoop dough onto your cookie sheet (or into your greased muffin pan).
Bake cookie sheet cookies for 10 minutes. Bake muffin cookies for 18 minutes.
Let cool 5-10 minutes.
ENJOY!
Recipe Notes
Please note that the Prep/Cook times and the Serves number are for regular cookies. Muffin cookies will take longer and only serve 12.