01 - Bring a large pot of salted water to a boil. Add green beans and cook for 3–4 minutes until bright green and just tender.
02 - Drain the green beans and immediately transfer to a bowl of ice water to stop cooking. Drain well and set aside.
03 - Heat olive oil over medium heat in a large skillet. Add minced garlic and sauté for 1 minute until fragrant but not browned.
04 - Add drained green beans to the skillet. Toss to coat in the garlic oil and cook for 2–3 minutes until heated through.
05 - Stir in lemon zest, lemon juice, salt, and pepper. Toss well to combine.
06 - Transfer to a serving platter. Garnish with chopped parsley and lemon wedges if desired. Serve warm.