Easy Chicken Quesadillas

Ingredients (10)

• + 2 tablespoons butter add to pantry
• + 6 chicken breast tenders add to pantry
• + 1 (.18 ounce) packet sazon seasoning add to pantry
• + 1 teaspoon garlic salt add to pantry
• + 1 cup instant rice add to pantry
• + 1 cup water add to pantry
• ✓ 1 (14 ounce) can black beans, drained and rinsed
• + 8 extra-large flour tortillas add to pantry
• + 1 (16 ounce) package shredded Mexican cheese blend add to pantry
• + 1 tablespoon softened butter, or as needed add to pantry