Heat oven to 350°. Spray loaf pan, 9 x 5 x 3 or 8 1/2 x 4 1/2 x 2 1/2 inches, with nonstick cooking spray.
Mix yogurt, sour cream, grape juice and maple syrup in large bowl. Stir in remaining ingredients except apple juice concentrate. Spread in pan.
Bake 35 to 40 minutes or until toothpick inserted in center comes out clean. Remove from pan. Brush with apple juice concentrate. Cool completely on wire rack before slicing.
1 loaf (24 slices)
Please Note: Nutritional values listed may vary from final results depending on actual measurements and brands used to prepare the recipe.