Preheat the oven to 350 degrees and prepare a baking sheet with parchment.
In a stand mixer fitted with a paddle attachment cream butter, brown sugar, sugar and peanut butter.
Add eggs and vanilla extract. Mix until combined.
Add flour, baking soda and salt. Mix until just combined.
Place sprinkles in a small bowl.
Take 1 heaping tablespoon of dough and roll it into a ball.
Roll dough in the sprinkles.
Bake 10-12 minutes.
Allow cookies to cool for 5 minutes before adding the Peanut Butter Cup Heart.