Ingredients:

3.38 ounces all-purpose flour (about
3/4 cup)
1 cup granulated sugar
3/4 cup unsweetened cocoa
1/2 cup packed brown sugar
1/2 teaspoon baking powder
1/4 teaspoon salt
1 cup bittersweet chocolate chunks,
divided
1/3 cup fat-free milk
6 tablespoons butter, melted
1 teaspoon vanilla extract
2 large eggs, lightly beaten
1/2 cup chopped walnuts, divided
Cooking spray

How to Make It

Step 1 Preheat oven to 350°.
Step 2 Weigh or lightly spoon flour into dry
measuring cups; level with a knife. Combine flour and
next 5 ingredients (through salt) in a large bowl.
Combine 1/2 cup chocolate and milk in a microwavesafe bowl; microwave at HIGH 1 minute, stirring after
30 seconds. Stir in butter, vanilla, and eggs. Add milk
mixture, 1/2 cup chocolate, and 1/4 cup nuts to flour mixture; stir to combine.
Step 3 Pour the batter into a 9-inch square metal
baking pan coated with cooking spray; sprinkle with
remaining 1/4 cup nuts. Bake at 350° for 19 minutes or
until a wooden pick inserted in center comes out with
moist crumbs clinging. Cool in the pan on a rack. Cut into squares.