Tangy Tuna Black Bean Quesadillas
Ingredients:
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2 (5 ounce) cans tuna, drained
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½ cup refried black beans
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½ cup low-fat sour cream
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½ cup canned sweet corn, drained
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2 tablespoons hot buffalo wing sauce
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1 tablespoon garlic salt
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1 teaspoon ground cumin
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1 tablespoon butter, divided
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4 (9 inch) tortillas whole-wheat tortillas
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½ cup shredded Mexican cheese blend, divided