01 - Preheat a grill, grill pan, or barbecue to medium-high heat.
02 - Pat the halloumi slices dry with paper towels. Lightly brush both sides with a little olive oil to prevent sticking.
03 - Grill the halloumi for 2–3 minutes per side until golden and grill marks appear. Set aside.
04 - In a large bowl, combine cucumber, cherry tomatoes, red bell pepper, red onion, olives, and salad greens.
05 - In a small bowl, whisk together extra-virgin olive oil, lemon juice, minced garlic, dried oregano, salt, and pepper.
06 - Pour the dressing over the salad, toss gently, and sprinkle with parsley and mint.
07 - Divide the salad among serving plates and top each with warm grilled halloumi slices. Serve immediately.