01 - Preheat oven to 430°F and place a large roasting tray inside to heat thoroughly.
02 - Place potatoes in a large saucepan, cover with cold water, and add 1 tablespoon salt. Bring to a boil.
03 - Simmer for 8-10 minutes until edges begin to soften but potatoes remain firm in center.
04 - Drain well and let steam dry for 2 minutes. Return to pan and shake gently to roughen edges.
05 - Pour hot oil or fat over potatoes and toss to coat evenly.
06 - Remove hot tray from oven, tip potatoes in, and spread in single layer. Add garlic and herbs if using.
07 - Roast for 20 minutes, turn potatoes, then roast 20-25 minutes longer until golden brown and crispy.
08 - Season with sea salt flakes and black pepper. Serve immediately.