Brookies: The Best of Both Worlds in One Dessert – Adventures in Everyday Cooking

Ingredients

• ¾ cup salted butter, plus more for greasing pan
• 5 oz. dark chocolate bars, chopped
• 3 Tbsp. unsweetened cocoa powder
• 1 tsp. instant coffee
• 1 ¼ cup granulated sugar
• 2 tsp. vanilla extract
• 1 large egg + 1 large egg yolk
• 1 cup plus 2 tablespoons all-purpose flour
• ¼ tsp. baking powder
• ½ cup salted butter, softened
• ½ cup firmly packed light brown sugar
• ¼ cup granulated sugar
• 1 large egg
• 1 ½ tsp. vanilla extract
• 1 ¼ cup all-purpose flour
• ¼ tsp. baking soda
• ¼ tsp. Salt
• 1 cup chocolate chips, or chopped dark chocolate