01 - Preheat oven to 425°F. Line a large baking sheet with parchment paper.
02 - In a large bowl, combine halved potatoes, olive oil, garlic, rosemary, thyme, oregano, salt, and pepper. Toss until potatoes are evenly coated.
03 - Spread potatoes in a single layer on the prepared baking sheet. Roast for 20 minutes.
04 - Meanwhile, in the same bowl, toss green beans with a drizzle of olive oil and a pinch of salt and pepper.
05 - After 20 minutes, add green beans to the baking sheet with the potatoes. Stir gently to combine. Continue roasting for another 15 minutes, or until potatoes are golden and green beans are tender-crisp.
06 - Remove from oven. Sprinkle with parsley and Parmesan cheese. Serve hot.