INGREDIENTS
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1 slice whole-wheat sandwich bread, ground into coarse crumbs
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8 ounces ground sirloin
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1 medium onion, chopped
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1 portobello mushroom, stem removed and chopped
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4 garlic cloves, chopped
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1/4 cup fresh parsley leaves
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1 large egg white
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Kosher salt and freshly ground black pepper
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Freshly grated nutmeg
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2 tablespoons olive oil
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1 (28-ounce) can whole peeled tomatoes in juice, crushed by hand
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1/2 cup low-sodium beef broth
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1 small bunch fresh basil
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3 sprigs fresh thyme
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8 ounces whole-wheat spaghetti
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Parmesan, for serving, optional