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Poultry

Classic Baked Chicken Cordon Bleu

A reliable method for rolling and baking stuffed chicken breasts that keeps the cheese inside the meat and the breading crisp.

Prep
30 minutes
Cook
35 minutes
Total
1 hour 35 minutes
Yield
4 servings

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Two golden-brown breaded chicken breasts on a white ceramic platter, one sliced in half to reveal layers of ham and melted Swiss cheese.

Plate · Classic Baked Chicken Cordon Bleu

First written down, Autumn 2008

The common failure mode of chicken cordon bleu is structural: the cheese melts out into the pan, leaving a hollow, dry chicken breast sitting in a puddle of scorched dairy. This happens when the meat is pounded too thin, torn during rolling, or improperly sealed. The technique that fixes it is a double-chill method and a tight, overlapping wrap that creates a secure envelope for the filling.

Baking rather than pan-frying provides a gentler, more even heat that cooks the chicken through without burning the exterior. To achieve the crispness of a fried cutlet in the oven, the breadcrumbs are pre-toasted in butter before coating the chicken. Using a firm, low-moisture Swiss or Gruyère cheese further reduces the risk of blowouts, as it melts slowly and holds its shape better than softer varieties.

This dish requires some advance preparation due to the chilling steps, making it better suited for a weekend dinner or a planned gathering rather than a rushed weeknight meal. Serve it alongside roasted asparagus or a simple green salad with a sharp vinaigrette to cut through the richness of the ham and cheese. Leftovers can be stored in an airtight container in the refrigerator for up to three days and reheated in a 350°F oven until warmed through.

What you need

Ingredients

Measurements

Metric converts only measures that are mathematically safe. Density-dependent cups stay as Nicole wrote them.

Scale the batch

4 servings

  • 4 boneless, skinless chicken breasts (about 6 ounces each)
  • 1/2 teaspoon kosher salt
  • 1/4 teaspoon freshly ground black pepper
  • 4 slices deli ham (about 4 ounces total)
  • 4 slices Swiss or Gruyère cheese (about 4 ounces total)
  • 1/2 cup all-purpose flour
  • 2 large eggs
  • 1 tablespoon Dijon mustard
  • 1 1/2 cups panko breadcrumbs
  • 3 tablespoons unsalted butter, melted

How it goes

Method

Read the whole thing once before you start. Nothing here is difficult, but the timing is unforgiving at the end.

  1. Pound the chicken

    Place each chicken breast between two sheets of plastic wrap. Using a meat mallet or heavy skillet, gently pound the meat to an even 1/4-inch thickness, taking care not to tear the flesh. Season both sides evenly with the kosher salt and black pepper.

  2. Layer and roll

    Lay one slice of ham and one slice of cheese on each flattened chicken breast, leaving a 1/2-inch border around the edges. Starting from the narrow end, roll the chicken tightly, tucking in the sides as you go to enclose the filling completely.

  3. Chill the rolls

    Wrap each rolled chicken breast tightly in plastic wrap, twisting the ends to form a firm cylinder. Refrigerate for at least 30 minutes. This resting period helps the chicken hold its shape during the breading and baking process.

  4. Toast the breadcrumbs

    While the chicken chills, preheat the oven to 400°F. In a medium bowl, toss the panko breadcrumbs with the melted butter until evenly coated. Spread them on a rimmed baking sheet and bake for 3 to 5 minutes, stirring once, until light golden brown. Transfer back to the bowl and let cool.

  5. Set up breading station

    Place the flour in a shallow dish. In a second shallow dish, whisk together the eggs and Dijon mustard until smooth. Place the toasted panko in a third shallow dish. Line a rimmed baking sheet with parchment paper or a wire rack.

  6. Bread the chicken

    Unwrap the chilled chicken rolls. Dredge each roll in the flour, shaking off the excess. Dip into the egg mixture, ensuring it is completely coated, then roll in the toasted panko, pressing gently so the crumbs adhere to all sides.

  7. Bake until done

    Place the breaded rolls seam-side down on the prepared baking sheet. Bake for 25 to 30 minutes, or until the chicken is cooked through and registers 165°F on an instant-read thermometer inserted into the thickest part of the meat. Let rest for 5 minutes before slicing.

On the bench

Equipment

2 of these change the result. The rest are conveniences, with a workaround given. Nothing here is a brand recommendation — the spec is what matters.

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  1. Meat mallet or heavy skillet

    Optional

    Pounding the breasts to an even 1/4-inch thickness without tearing is critical so the chicken cooks evenly and the cheese doesn't leak during baking.

    What matters
    A flat-faced meat mallet or a heavy skillet used between two sheets of plastic to gently and evenly flatten each breast to 1/4-inch thickness.
    If you skip it
    Use a heavy skillet or rolling pin between two sheets of plastic wrap to gently pound the chicken to the specified thickness.
  2. Instant-read thermometer

    An instant-read thermometer confirms the rolled chicken has reached 165°F in the thickest part without overcooking the exterior, ensuring food safety and the intended juiciness.

    What matters
    Digital instant-read thermometer with a narrow probe and a fast response time under 5 seconds for accurate spot checks.
  3. Rimmed baking sheet (lined with parchment or wire rack)

    Toasting the panko and baking the rolls seam-side down both require a rimmed sheet to catch crumbs and melted butter and to promote even browning.

    What matters
    Rimmed baking sheet large enough for all four rolls, used either lined with parchment or fitted with a wire rack for airflow.

The list

What to buy

The same 10 ingredients, sorted the way a store is laid out rather than the order you cook them. Tick things off as you go.

Cook's notes

What we would tell a friend

  • To prevent the cheese from leaking, ensure the chicken is pounded to an even thickness without any holes, and leave an adequate border when placing the ham and cheese.
  • The chicken rolls can be assembled, wrapped in plastic, and refrigerated up to a day in advance. Proceed with the breading and baking steps when ready to cook.
  • If you prefer a richer flavor, substitute prosciutto for the deli ham, but be mindful of the added saltiness when seasoning the chicken.
  • Do not skip toasting the panko breadcrumbs. Baking the chicken will not brown the breading sufficiently, and pre-toasting ensures a crisp, golden exterior.

From the kitchen

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Kitchen Notes

  • Oven temps are conventional, not convection.
  • Salt is fine sea salt unless stated.

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