PREHEAT oven to 350°F. Mix flour, sugar, baking powder and salt in large bowl; set aside. Stir eggs, bananas, oil and milk in large bowl until well blended. Add dry ingredients; stir just until moistened. Stir in chopped chocolate and walnuts.
POUR into greased 9x5-inch loaf pan.
BAKE 55 minutes or until toothpick inserted in center comes out clean. Cool 10 minutes. Remove from pan; cool completely on wire rack. Cut into 18 (1/2-inch-thick) slices to serve.
