Sweet-Sour Green Bean Soup
Ingredients:
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3 potatoes, cut into cubes, or more to taste
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2 cups 1-inch cut green beans
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water to cover
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salt and ground black pepper to taste
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5 slices bacon, chopped
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2 tablespoons all-purpose flour
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ΒΌ cup apple cider vinegar, or to taste
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2 tablespoons white sugar, or to taste