Pan Sauce 101: Chicken Breast with a Pan Reduction Sauce

Ingredients

• 4 boneless, skinless chicken breasts (6 to 8 oz each)
• 1 1/2 teaspoons kosher salt
• 1/2 teaspoon black pepper, freshly ground
• 2 tablespoons neutral oil, such as grapeseed or canola
• 1 large shallot, minced
• 2 cloves garlic, minced
• 1/2 cup dry white wine
• 1 1/4 cups chicken stock, preferably homemade
• 1 teaspoon Dijon mustard
• 3 tablespoons cold unsalted butter, cut into cubes
• 1 tablespoon fresh thyme leaves
• 1 teaspoon fresh lemon juice

Method

1. Pat the chicken breasts completely dry with paper towels, then season both sides with the salt and pepper. Let them sit at room temperature for 15 minutes. Moisture is the enemy of a sear — dry surface first, everything else after.
2. Press or pound the thick end of each breast to an even 3/4-inch thickness so the whole piece finishes at the same time.
3. Heat the oil in a heavy stainless steel or cast iron skillet over medium-high heat until it shimmers and slides across the pan like water. Skip nonstick here — it will not build the browned fond the sauce is made from.
4. Lay the chicken in the pan away from you and leave it alone for 5 to 6 minutes. Do not move it, do not peek. Lifting it early costs you the crust and the fond both.
5. Flip and cook 4 to 6 minutes more, until the thickest part reads 160°F (71°C) on an instant-read thermometer. Move to a plate and tent loosely with foil — carryover will finish it at 165°F (74°C).
6. Pour off all but about 1 tablespoon of fat. Look at the bottom of the pan. Those stuck brown bits are the fond, and they are the entire point of what comes next.
7. Lower the heat to medium. Add the shallot and cook 1 to 2 minutes until softened, then add the garlic and cook 30 seconds more.
8. Pour in the wine and scrape the bottom of the pan hard with a wooden spoon until every browned bit lifts and dissolves. Simmer until the wine reduces by about half, roughly 2 minutes.
9. Add the stock and Dijon. Simmer uncovered until the liquid reduces by roughly half and coats the back of a spoon, 5 to 7 minutes. Do not push it with high heat — you will scorch the edges and still have thin sauce.
10. Pull the pan off the heat and whisk in the cold butter one cube at a time, letting each melt fully before the next goes in. The sauce turns glossy and thickens slightly. Cold butter, no direct heat — that is how it holds together instead of separating.
11. Stir in the thyme and lemon juice, then taste and adjust the salt. Pour any juice that pooled under the resting chicken back into the pan.
12. Slice the chicken against the grain and spoon the sauce over the top. Serve now. A pan sauce does not wait, and neither should you.