Fudge Brownie Peanut Butter Cup Cookie Bars

INGREDIENTS

3/4 cup

unsalted butter, softened to room temperature

3/4 cup

packed dark brown sugar

1/4 cup

granulated sugar

large egg

2 tsp

vanilla extract

2 cups

all-purpose flour (measured correctly)

2 tsp

cornstarch

1 tsp

baking soda

1/2 tsp

salt

1 cup

dark chocolate chips (or semi-sweet or milk chocolate)

2 cups

mini peanut butter cups (or 2 cups chopped peanut butter cups)

1/2 cup

unsalted butter

8 oz

coarsely chopped semi-sweet chocolate, such as Bakers brand

and 1/4 cups granulated sugar

large eggs

1 tsp

vanilla extract

3/4 cup

all-purpose flour (measured correctly)

1/4 tsp

salt

1 cup

dark chocolate chips (or semi-sweet or milk chocolate)