PREHEAT oven to 350°F. Combine flour, granulated sweetener, baking powder, baking soda and salt; set aside. Beat eggs, oil and milk in large bowl with wire whisk until well blended. Stir in bananasl. Add dry ingredients; stir just until moistened. Stir in chopped chocolate and walnuts.
POUR into greased 9x5-inch loaf pan.
BAKE 45 min. or until toothpick inserted in center comes out clean. Cool 10 min. Remove from pan; cool completely on wire rack. Cut into 18 slices to serve.