Things you will need: Vegetable Cooking Spray ¾ cup unbleached all-purpose four ½ cup natural cocoa powder 1 teaspoon Baking Powder ½ teaspoon baking soda 1 Banana, (3 ½ ounces after peeling) 6 tablespoons light brown sugar 6 tablespoons brown sugar substitute ½ cup unsweetened apple juice 1 teaspoon pure vanilla extract ½ teaspoon chocolate extract 4 large egg whites, at room temperature ½ teaspoon salt ¼ cup chocolate chips 1 heart shaped cookie cutter Instructions for cooking: 1. Preheat oven to 350°F (180°C). Lightly coat a 8-inch (20 cm) square baking pan with cooking spray. In a bowl, combine the flour, cocoa, baking powder, and baking soda. 2. In a blender or food processor, combine the banana, brown sugar, apple juice, and vanilla and chocolate extracts; process until smooth. Using a rubber spatula, fold into the dry ingredients. 3. In the bowl of an electric mixer set on medium-high speed, beat the eg...