Blondie-Brownies

INGREDIENTS

For the blondie layer::

3/4 cup

all-purpose flour

1/2 tsp

baking powder

1/4 tsp

salt

6 tbsp

unsalted butter, melted and cooled

3/4 cup

packed light brown sugar

large egg

3/4 tsp

pure vanilla extract

1/2 cup

semisweet chocolate chips

For the brownie layer::

1/2 cup

plus 2 tablespoons cake flour

1/4 tsp

salt

1/4 tsp

baking powder

3 oz

unsweetened chocolate, finely chopped

6 tbsp

unsalted butter, cut into pieces

1 cup

sugar

large eggs

1 1/2 tsp

pure vanilla extract