Preheat the oven to 350℉ and line a baking sheet with parchment paper.
In a stand mixer beat together 2 sticks of butter until smooth (~3 minutes), scraping the sides of the bowl to mix.
Add 1 cup brown sugar & ¾ cup white sugar. Beat for ~3 minutes, scraping the sides of the bowl to mix.
Add ¾ creamy peanut butter & mix well.
Add 2 eggs and 1 ½ Tsp vanilla extract & mix well, scraping the sides of the bowl to mix.
Combine dry ingredients (2 Cups Flour, 2 Tsp Baking soda, 1 Tsp Kosher Salt) in a separate bowl until well combined. Add combined dry ingredients to the stand mixer bowl and mix well, scraping the sides of the bowl.
Add 2 Cups chocolate chips and mix (do not overmix).
Add 2 Cups butterscotch chips and mix (do not overmix).
Using a 2 inch cookie scoop add dough to prepared baking sheet 2 inches apart.
Bake cookies at 350℉ for 11 minutes, cookies will flatten as they cool.
Let cool on baking sheet for 5 minutes before removing to a cooling rack.
Enjoy! I personally love to eat these fresh out of the oven when they are still ooey-gooey!