The key to pan-frying chicken breast without drying it out is letting the meat come to room temperature first and searing it over medium-high heat before finishing it on lower heat. A breast that goes straight from the fridge into a hot pan overcooks on the outside before the inside has even warmed up.
A 150-170 gram breast seared for 3-4 minutes per side and then finished, lid on, over low heat for another 5-6 minutes reaches an internal temperature of 74°C without the outside turning rubbery.
What should you do before the meat hits the pan?
A cold chicken breast dropped straight into a hot pan heats up on the outside much faster than in the center, and that gap is what sets the stage for dryness. Taking it out of the fridge 15-20 minutes before cooking narrows that temperature gap.
Pat the surface dry with a paper towel — a damp surface steams instead of browning, leaving you with a grey, boiled-looking crust instead of a golden one.
What's the right heat setting?
Heat the empty pan over medium-high first, then add the oil and lay the chicken in right away. Leave it undisturbed for the first 3-4 minutes and the underside will release on its own once a proper crust has formed.
Once you flip it, drop the heat to medium-low and put the lid on — that finishes the inside without scorching the outside.
Why does breast thickness matter?
The difference between the thick and thin ends of a chicken breast throws off cooking time — the thin end overcooks while the thick end is still raw. Pounding the breast to an even thickness with a mallet or rolling pin solves that.
Alternatively, slice the breast horizontally into two thin cutlets, which also shortens the cooking time.
Does it need to rest after cooking?
Let chicken breast rest for 3-5 minutes before cutting into it. Just like with red meat, that short pause lets the juices redistribute through the meat, so less escapes when you slice it.
Skip the rest and cut it while it's still hot, and the juice that runs out both wets the plate and leaves the meat tasting dry.
Which fat should you use?
Use an oil with a high smoke point, like sunflower oil, or a butter-and-olive-oil mix; plain butter on its own can burn over high heat and leave a bitter taste.
In the last minute of cooking, adding a knob of butter with a couple of garlic cloves or a few sprigs of thyme and spooning it over the chicken adds flavor and gives the surface a glossy finish.
What should you watch for when seasoning it?
Salt the chicken at least 15 minutes before cooking; salt added at the last second sits on the surface and never makes it into the meat. Salting early instead lets the meat draw some of its own moisture back in, balancing the flavor.
Add pepper and similar spices right before cooking — added too early, they can scorch over high heat and leave a bitter taste.
In short
To keep pan-fried chicken breast from drying out, bring it to room temperature, pat it dry, even out its thickness, and cook it on high heat first, then low.
Resting it for a few minutes once it's off the heat finishes the job and leaves you with a juicier result.