Peanut Butter Cookie Brownies

INGREDIENTS

Peanut Butter Cookie Dough

egg

1/4 cup

granulated sugar

1/4 cup

packed brown sugar

1/4 cup

salted butter (softened (or unsalted and 1/8 teaspoon salt))

1/4 cup

peanut butter

1/2 cup

plus 2 Tablespoons unbleached all-purpose flour

1/2 tsp

baking soda

1/4 tsp

baking powder

Brownie Batter

1/3 cup

cocoa (Dutch-processed recommended)

1/2 cup

plus 2 tablespoons boiling water

2 oz

unsweetened chocolate (chopped fine)

4 tbsp

unsalted butter (melted)

1/2 cup

plus 2 tablespoons vegetable oil

large eggs plus 2 large yolks

2 tsp

vanilla extract

2 1/2 cups

sugar

1 3/4 cups

all-purpose flour

1/2 tsp

salt