INGREDIENTS
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3 tablespoons light brown sugar
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2 teaspoons hot paprika
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1 teaspoon mustard powder
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1/2 teaspoon ground cumin
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Kosher salt and freshly ground pepper
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1 3 -to-4-pound boneless pork shoulder, trimmed of excess fat
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2 teaspoons vegetable oil
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1/2 cup apple cider vinegar, plus more to taste
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3 tablespoons tomato paste
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6 potato buns
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Barbecue sauce and prepared coleslaw, for serving