Trussing: Why (and When) to Tie a Chicken or Roast

Trussing is tying poultry or a cut of meat with kitchen twine so it holds a compact, even shape while it cooks. For a chicken or turkey, that usually means tying the drumsticks together and tucking the wings. For a roast, it means looping twine around the meat at regular intervals.

Why shape matters

Heat moves from the outside of food inward, and thin parts cook faster than thick ones. Anything sticking out, like wing tips, the tip of a drumstick or the thin tail of a tenderloin, heats from several sides at once and dries out or burns before the centre is done.

Tying the meat into a uniform log or a tidy bird reduces those exposed edges. A rolled roast tied every 2.5–4 cm (1–1½ in) has the same thickness end to end, so it reaches the same internal temperature along its whole length and slices into even rounds.

Trussing also matters on a rotisserie. A loose wing or leg flops around, throws the bird off balance and can scorch against the heat source.

The trussing debate for poultry

Poultry has a built-in problem. Lean breast meat starts drying out soon after it reaches its safe temperature of 74 °C / 165 °F, but thighs and drumsticks are full of connective tissue and taste best around 80–85 °C / 175–185 °F.

A tight truss pulls the legs snugly against the body, which shields the inner thigh, exactly the part that needs more heat. The result can be a perfect-looking bird with overcooked breast and underdone thighs.

Many cooks now compromise:

• Tuck the wing tips behind the back so they don't burn.
• Tie the drumstick ends together loosely, just enough to close the cavity and keep a neat shape.
• Or skip trussing and spatchcock the bird for the fastest, most even roast.

Whatever you choose, food safety comes from temperature: the thickest part of the thigh must reach at least 74 °C / 165 °F. Any stuffing inside the bird must reach 74 °C / 165 °F too, which takes much longer, so many cooks bake stuffing separately.

Simple chicken truss

1. Pat the bird dry and season it.
2. Tuck the wing tips behind the shoulders.
3. Cross the drumsticks and loop a 60 cm (2 ft) length of twine around the ends.
4. Tie firmly, but don't crush the legs tight into the body.
5. Trim the ends of the twine and roast.

Tying a roast

Use cotton butcher's twine. Tie a loop around the roast every 2.5–4 cm with a firm but not strangling knot. Too tight, and the twine cuts into the meat and squeezes out juices; too loose, and the roast slumps. Remove all twine before carving, and let the meat rest.

Common mistakes

• Using synthetic string. It melts. Use unwaxed cotton.
• Trussing too tightly. It slows thigh cooking and leaves deep twine marks.
• Judging doneness by time. A trussed bird can cook more slowly. Always use a thermometer.