Oven-Fried Chipotle Chicken

2 whole canned chipotle chilies in adobo or  2 teaspoons chili powder 3/4 cup mayonnaise Salt and freshly ground pepper 6 chicken drumsticks (about 1 1/2 pound) 6 chicken wings (about 1 pound) 2 1/4 cups fine fresh white bread crumbs 1/4 teaspoon cayenne, or to taste In a food processor blend together the chipotles,  the mayonnaise, and salt and pepper to taste  until the mixture is smooth. In a baking pan  arrange the chicken pieces in one layer and  coat them completely with the mayonnaise mixture.  Chill the chicken, covered, for at least 1 hour or  overnight. In a large bowl combine the bread crumbs, the cayenne,  salt and pepper to taste and coat each piece of  chicken with the bread crumb mixture, patting the  mixture on lightly. Arrange the chicken pieces on  the lightly oiled racks of 2 roasting pans and bake  them in a preheated 425°F. oven, turning them once  carefully, for 30 minutes. Reduce the  temperature to 375°F. and bake the chicken  for 10 to 20 minutes more, or until it is cooked  through. Serves 6