01 - Combine diced chicken, chopped bell pepper, and chopped red onion in a bowl. Sprinkle with Cajun seasoning and toss until evenly coated.
02 - Thread the seasoned chicken and vegetables alternately onto four skewers, distributing ingredients evenly.
03 - Preheat a grill or skillet over medium-high heat. Cook skewers for 12–15 minutes, turning occasionally, until chicken is fully cooked and lightly charred.