Blend 1/2 cup breadcrumbs, peppers, nuts, 2 tablespoons oil, 1 tablespoon vinegar, garlic, and paprika in processor. Season romesco with salt and pepper.
Mix 1 cup crumbs and chopped parsley in pie dish. Sprinkle chicken with salt and pepper; coat with crumbs. Heat large nonstick skillet over medium heat. Add ham; sautéuntil crisp, 5 minutes. Transfer to bowl. Heat 2 tablespoons oil in same skillet over medium heat. Add chicken; sauté until cooked through, 4 to 5 minutes per side. Divide chicken among plates.
Whisk 1 tablespoon oil and 1 tablespoon vinegar in large bowl; season with salt and pepper. Add lettuce and parsley leaves; toss. Mound salad alongside chicken. Top with romesco. Sprinkle ham over.
Per serving: 505 calories, 29 g fat, 4 g fiber Nutritional analysis provided by Bon Appétit