Make this recipe a recipe that people in that category can eat. categories: ['low_fat'], recipe: in large heatproof bowl set over hot water, melt chocolate with water, stirring until smooth. remove from heat; let cool slightly. whisk in egg whites and vanilla. stir together sugar, flour, baking powder and salt; stir into chocolate batter just until combined. pour into lightly greased 8 in. square cake pan. bake in 350f oven for 20 to 25 minutes or until edges pull away from pan. let cool on rack; dust with icing sugar.

Target recipe: preheat oven 350°f. coat 9 inches square baking pan with vegetable cooking spray. combine flour, cocoa, milk powder, baking soda and salt in bowl. puree banana, sugar, egg whites, buttermilk and vanilla in food processor until smooth. add dry ingredients and pulse just until blended. pour into prepared pan. bake 25 minutes or until toothpick comes out clean. cut into 2 inches squares.