Combine breadcrumbs, 1/2 teaspoon curry powder, 1/2 teaspoon ginger, salt, cumin, red pepper, and allspice in a shallow dish. Combine 2 teaspoons water and egg whites. Coat chicken with flour. Dip chicken in egg white mixture, and dredge in breadcrumb mixture. Cover and marinate in refrigerator 30 minutes.
Combine 1 1/2 teaspoons curry powder, 1/4 teaspoon ginger, ranch dressing, chutney, 2 tablespoons water, and 1 teaspoon oil in a food processor; process until smooth. Set aside.
Heat 2 teaspoons oil in a nonstick skillet coated with cooking spray over medium heat until hot. Lightly coat chicken with cooking spray on both sides. Cook chicken 5 minutes on each side or until done; cut into 1/2-inch slices. Set aside.
Cut each apple into 16 wedges, and toss with lemon juice. Place 1 1/2 cups greens and 1/4 cup watercress on each of 4 serving plates. Top each with 8 apple wedges, 3 ounces chicken, 2 tablespoons raisins, and 1 tablespoon walnuts. Sprinkle with 1/4 teaspoon black pepper; drizzle 2 tablespoons dressing over each salad.