Turkey Sloppy Joe Sliders

Bahan-bahan (8 porsi)

• 1¼ pounds ground turkey ((93% or 99% lean))
• One 15-ounce can tomato sauce
• 2 tablespoons cider vinegar
• 1 tablespoon cornstarch
• 1 teaspoon smoked paprika
• 1 teaspoon ground cumin
• ½ teaspoon celery salt
• ½ teaspoon garlic powder
• ½ teaspoon chili powder
• ½ cup (½ medium) finely chopped sweet onion
• 1 cup canned black beans, (rinsed)
• sliced Smoked Gouda or other cheese ((optional))
• 8 slider sized Hawaiian rolls, (cut in half (or other small rolls))