01 - Bring a large pot of salted water to a boil. Add green beans and blanch for 3 to 4 minutes until bright green and crisp-tender.
02 - Drain and immediately plunge beans into a bowl of ice water to halt cooking. Drain and set aside.
03 - Heat olive oil in a large skillet over medium heat. Add minced garlic and sauté for 30 seconds until fragrant without browning.
04 - Add green beans to the skillet and toss to coat in oil. Sauté for 2 to 3 minutes to warm through.
05 - Stir in lemon zest, lemon juice, kosher salt, and freshly ground black pepper. Toss to combine and heat for one more minute.
06 - Transfer the green beans to a serving platter. Garnish with fresh parsley and toasted almonds if desired. Serve immediately.