The basic rule for cooking chicken breast without drying it out is not leaving it on high heat too long and pulling it off the heat as soon as the internal temperature passes 74°C. Because chicken breast is low in fat, it is far more sensitive to overcooking than other cuts of meat; even a few extra minutes can noticeably toughen its texture.
What should you watch for when pan-frying?
Chicken breast should be close to room temperature before it goes into the pan, not straight from the fridge; a cold piece of meat cooks on the outside while the inside heats up too slowly, and that gap leads to overcooking. Since a breast is not evenly thick, lightly pounding the thicker end to flatten it helps even out the thickness; this both cooks it more evenly and shortens the total cooking time.
Cooking each side for about 5 to 6 minutes over medium heat is enough for most medium-sized breasts; letting the meat release itself from the pan rather than moving it around constantly gives a properly browned exterior. Resting the meat on a plate for 5 minutes after cooking lets the juices redistribute, so less escapes when it is sliced.
How should timing be set in the oven?
A medium-sized breast baked at 200°C is usually ready in 20 to 25 minutes; the time can shift by a few minutes depending on thickness. Loosely covering the meat with foil is a simple way to slow down how quickly the oven's dry heat dries the meat out. Using a meat thermometer to check doneness is far more reliable than cutting into the middle to look, since a cut piece releases its juices and dries out further.
How does brining change the timing and result?
Soaking chicken breast in salted water for 30 minutes to 2 hours before cooking (brining) increases the meat's ability to hold onto moisture, so it loses less liquid during cooking. Sugar added to the brine speeds up caramelisation, helping the outside brown faster; brined chicken often cooks in slightly less time as a result. If brining goes past 2 hours, the meat can turn overly salty and spongy, so that limit should not be exceeded.
How do you avoid drying it out while poaching?
Poaching chicken breast in water kept just below boiling, around 90°C, rather than letting it boil hard, keeps the meat far less dry; a rolling boil quickly turns the fibres tough and stringy. Adding a few slices of onion, a bay leaf or a few peppercorns to the water lets the poaching liquid add a light aroma without overpowering the chicken's own flavour; this method is especially popular when preparing chicken for salads or sandwiches.