Eggplant Pasta Casserole

Ingredients

• 2 medium eggplants (cut into 1-inch pieces)
• ¼ cup olive oil
• 1 teaspoon salt (plus more to taste)
• Black pepper (to taste)
• 1 small yellow onion (chopped)
• 4 garlic cloves (minced)
• ¼ teaspoon crushed red pepper
• 1 pound rigatoni
• 1 28-ounce jar marinara sauce
• 1 cup freshly grated parmesan cheese (plus more for serving)
• 3 cups shredded mozzarella cheese (divided)
• 1 cup fresh basil leaves (torn, plus additional for serving)