Cook chicken: Grill, bake, or pan-sear chicken until fully cooked and slice into strips.
Cook bacon: Fry bacon until crispy, then chop into small pieces.
Prepare dressing: In a small bowl, whisk together Dijon mustard, honey, olive oil, and vinegar. Season with salt and pepper.
Assemble salad: In a large bowl, combine salad greens, cherry tomatoes, cucumber, carrots, red onion, and crumbled cheese if using.
Add protein and bacon: Top with sliced chicken and crispy bacon.
Dress salad: Drizzle with honey mustard dressing and toss gently to combine.
Serve immediately.