Mini Eggplant Pizzas

Ingredients

• 1 eggplant - 3 inches in diameter, peeled and cut into 4 half-inch thick slices
• 4 teaspoons olive oil
• 1/2 teaspoon salt
• 1/8 teaspoon ground black pepper
• 1/4 cup pasta sauce
• 1/2 cup shredded part-skim mozzarella cheese