01 - Preheat the grill or grill pan over medium-high heat.
02 - Rub chicken breasts with olive oil, garlic powder, paprika, salt, and black pepper evenly coating both sides.
03 - Grill chicken for 6 to 7 minutes per side until fully cooked, reaching an internal temperature of 165°F. Remove from heat and let rest for 5 minutes before slicing.
04 - In a small bowl, whisk together olive oil, lemon juice, Dijon mustard, honey, salt, and pepper until emulsified.
05 - Evenly divide salad greens, cherry tomatoes, cucumber, carrots, red onion, and avocado among four meal prep containers.
06 - Top each salad with sliced grilled chicken and sprinkle with feta cheese if desired.
07 - Drizzle dressing over salads just before serving, or pack dressing separately in small containers to maintain salad crispness.