preheat oven to 350F
cream together 3/4 cup softened butter + 1/2 cup peanut butter + 2/3 cup brown sugar + 1/2 cup granulated sugar + 2 tsp vanilla
add in 2 eggs and whisk just until combined
add 2 cups all purpose flour + 1 tsp baking powder and combine
fold in 1 cup chopped dark chocolate (1 bar)
press into a lined/oiled 9×13 pan
bake for 20-23 min or until golden
chocolate drizzle: 1 cup powdered sugar + 2 tbsp cacao powder + 1-2 tbsp milk of choice