Ingredients

¾cupall-purpose flour

¾cupcake flour

¼tspbaking powder

¼tspsalt

1cupbutter,softened

4ozunsweetened chocolate squares

1¾cupswhite sugar

4eggs

2tspvanilla extract

1cupsemisweet chocolate chips

Preparation

Preheat the oven to 350 degrees F. Grease and flour one 9-inch square baking pan, tapping out excess flour.

Melt the butter and unsweetened chocolate in the top of a double boiler. Let cool for about 15 minutes.

Sift together both flours, baking powder, and salt. Set aside.

In a large bowl, whisk the chocolate-butter mixture to blend. Beat in sugar then vanilla and then the eggs.

Fold in dry ingredients and mix well. Stir in the semisweet chocolate chips. Scrape the batter into the prepared pan, spreading evenly.

Bake for 30 to 35 minutes until set. Do not overbake.

Cool in pan on a wire rack. Once cool cut into large squares.

Serve and enjoy!