1 sprays olive oil cooking spray, or enough to coat pot |
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1 medium onion(s), coarsely chopped |
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3 1/2 cup fat-free chicken broth |
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15 1/2 oz canned white beans, rinsed and drained |
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1/8 tsp table salt, or to taste |
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1/8 tsp black pepper, or to taste |
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6 Tbsp grated Parmesan cheese |
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