Place chicken on its side on a rack in a roasting pan. Place in centre of oven and roast, uncovered, for 20 minutes. Using tongs, turn chicken to its other side and roast 20 minutes more.
Preheat the oven to ... use in other recipes). Put the garlic and onion in a flameproof roasting tin, drizzle with a little oil to prevent sticking and place the chicken on top. Roast for about ...
Meanwhile, for the chicken, preheat the oven to 200C/180C Fan/Gas 6 ... oil and place breast-side down in a roasting tin. Roast for 10 minutes then turn the bird over and roast for another ...