Preheat the oven to 425°F / 220°C. Tip the potatoes into a large roasting tray with the olive oil, lemon juice, garlic and water. Sprinkle over the salt and black pepper, then toss well so everything is coated.
1 pound potatoes
¼ cup extra virgin olive oil
Juice of 2 small lemons
4 large garlic cloves
¼ cup water
½ teaspoon salt
¼ teaspoon freshly ground black pepper