LINE 13x9-inch baking pan with foil, with ends of foil extending over edges of pan to form handles. Grease foil.
MICROWAVE chocolate in large microwavable bowl on HIGH 1 minute. Stir until chocolate is completely melted. Add oil, applesauce and vanilla; mix well. Stir in sugar. Add egg whites; stir until well blended. Add flour and pecans; mix well. Spread batter into prepared pan.
BAKE at 350°F for 25 minutes or until brownies start to pull away from sides of pan. Cool completely. Remove brownies from pan, using foil as handles. Cut into 24 squares.
Special Extra: Using a small food strainer, sift 1 to 2 tsp. powdered sugar over cooled brownies.