Roasted Eggplant and Tomato Subs

Name: Roasted Eggplant and Tomato Subs
Ingredients: 3/4 cup extra-virgin olive oil; 2 large garlic cloves, crushed; 2 small sprigs fresh rosemary; 1/2 teaspoon crushed red pepper flakes; 2 small or medium eggplants, about 1 1/2 pounds; 2 large tomatoes; Salt and freshly ground black pepper; 1 cup packed fresh basil leaves; 1/2 cup packed fresh flat-leaf parsley leaves; 1/4 cup shelled pistachios, toasted; A couple handfuls grated Parmigiano-Reggiano; 2 cups arugula leaves; 4 sesame sub rolls, split lengthwise; 12 thin slices smoked fresh mozzarella or fresh mozzarella