Remove 1/4 cup of the black beans and set aside. Place remaining beans in a blender or food processor. Add salsa, scallions, vinegar and Dr. Fuhrman's MatoZest. Puree until relatively smooth. Transfer to a bowl and add the reserved black beans, red onion, mango and red bell pepper. Mix well and chill for 1 hour. Garnish with cilantro. Serve with raw vegetables. Makes 2 1/2 cups.