INGREDIENTS
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plus 2 Tbsp. olive oil, divided
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medium onion, finely chopped
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garlic cloves, 2 finely chopped, 8 whole
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tomato paste
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28-oz. can whole peeled tomatoes
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Kosher salt and freshly ground black pepper
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medium or 8 small eggplants (about 4 lb.), halved lengthwise
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sprigs oregano
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coarse fresh breadcrumbs
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oz. fresh mozzarella, torn into bite-size pieces
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oz. Parmesan, finely grated (about ¾ cup)