INGREDIENTS
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skinless, boneless pork shoulder (Boston butt), cut into 3 pieces
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Kosher salt and freshly ground black pepper
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vegetable oil
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large onion, finely chopped
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garlic cloves, finely chopped
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tomato paste
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full-bodied red wine
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28-ounce can whole peeled tomatoes
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sprigs thyme
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sprigs rosemary
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bay leaves
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Kosher salt
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coarse polenta (not quick-cooking)
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unsalted butter
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grated Parmesan (from about 2 ounces), plus more for serving
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Freshly ground black pepper
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chopped fresh parsley
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Olive oil (for drizzling)