01 - 
                Cut chicken breasts into 2.5 cm cubes.
              
              
              
                02 - 
                Thread the chicken cubes onto 8 metal or soaked wooden skewers.
              
              
              
                03 - 
                In a bowl, combine Parmesan cheese, white vinegar, olive oil, lemon juice, garlic powder, dried oregano, onion powder, crushed red pepper flakes, salt, and black pepper. Whisk until a cohesive marinade forms.
              
              
              
                04 - 
                Brush the chicken kebabs thoroughly with the marinade. Cover and refrigerate for at least 30 minutes, or up to 12 hours for enhanced flavor absorption.
              
              
              
                05 - 
                Preheat the grill to medium heat. Grill the kebabs with the lid closed, turning every 5 minutes, until evenly browned and the internal temperature of the chicken reaches 74°C.
              
              
              
                06 - 
                Transfer cooked kebabs to a platter and serve warm.