Raisin Puree is the basis for the dough of this rich-tasting, chewy bar. The combination of orange and chocolate is a classic favorite. We considered cutting the amount of chocolate in the recipe, thereby cutting the fat, but in the end we agreed that the extra richness is worth the extra grams of fat. (By Times Food Stylists) Sift together flour, baking powder and salt into large bowl. Stir in oats and brown sugar. Beat egg whites lightly in another bowl. Stir in Raisin Puree. Stir into flour mixture along with chocolate, walnuts, and orange zest just until blended. Spoon in 23 cm-square baking pan sprayed with non-stick vegetable spray. Bake at 180ºC . 25 to 30 minutes. Cool. Cut into 24 bars. 213 calories; 95 mg sodium; 0 cholesterol; 3 grams fat; 45 grams carbohydrates; 4 grams protein; half gram fiber.