Zuppa di Orzo e Fagioli (Bean and Barley Soup)
Ingredients:
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½ pound pearl barley
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2 tablespoons extra-virgin olive oil
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2 ounces pancetta bacon, diced
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¾ onion, chopped
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1 carrot, chopped
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1 stalk celery, chopped
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2 (15 ounce) cans cannellini beans, drained and rinsed, divided
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water to cover
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2 teaspoons salt
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1 teaspoon freshly ground black pepper
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1 sprig fresh rosemary
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2 tablespoons extra-virgin olive oil, or as desired