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1
Heat the oil in a heavy large pot over medium heat.
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2
Add the onion, carrots, celery, pancetta, and garlic.
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3
Saute until the onion is translucent, about 10 minutes.
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4
Add the Swiss chard and potato; saute for 2 minutes.
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5
Add the tomatoes and rosemary sprig.
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6
Simmer until the chard is wilted and the tomatoes break down, about 10 minutes.
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7
Meanwhile, blend 3/4 cup of the beans with 1/4 cup of the broth in a processor until almost smooth.
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8
Add the pureed bean mixture, remaining broth, and Parmesan cheese rind to the vegetable mixture.
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9
Simmer until the potato pieces are tender, stirring occasionally, about 15 minutes.
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10
Stir in the whole beans and parsley.
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11
Simmer until the beans are heated through and the soup is thick, about 2 minutes.
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12
Season with salt and pepper, to taste.
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13
Discard Parmesan rind and rosemary sprig (the leaves will have fallen off of the stem.)
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14
Ladle the soup into bowls and serve.
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15
SERVINGS: 4 (MAIN); Calories: 375; Total Fat: 15 grams; Saturated Fat: 4 grams; Protein: 19 grams; Total Carbohydrates: 43 grams; Sugar: 10 grams; Fiber: 10 grams; Cholesterol: 19 milligrams; Sodium: 1,391 milligrams