Marinate the chicken breasts with olive oil, salt, and black pepper, then grill for 6-7 minutes per side. Slice when done.
Toss chickpeas with cumin, salt, and a drizzle of olive oil, then roast in the oven at 200°C (400°F) for 10-12 minutes until crispy.
For the Caesar dressing, combine Greek yogurt, olive oil, lemon juice, garlic, mustard, parmesan, salt, and black pepper in a bowl.
Add chopped Romaine lettuce to a large bowl. Top with grilled chicken slices, avocado, crispy chickpeas, parmesan cheese, and croutons.
Drizzle the dressing over the salad and toss gently.