Creamy Mustard Chicken

A quick, deeply savory creamy mustard chicken skillet made with Dijon, heavy cream, and fresh herbs. Perfect for busy weeknights!

Why This Recipe Works:

• Dijon mustard acts as a natural emulsifier, keeping the cream sauce perfectly smooth and glossy.
• Searing the chicken first builds a deep, caramelized fond on the bottom of the pan for maximum flavor.
• Deglazing with chicken broth lifts those savory browned bits, integrating them directly into the sauce.

I still remember the exact Tuesday evening in my first cramped studio apartment when I tried to make a mustard pan sauce. The whole thing split into a greasy, curdled disaster that looked like watercolor paint gone wrong.

I ate it anyway, choking down dry meat while wiping away tears of frustration. But that stubborn failure sparked a decade-long obsession with mastering the skillet sauce.

Bear with me here: the physics of a cream sauce are surprisingly delicate. If you toss highly acidic mustard into boiling cream, the acid instantly destabilizes the protein matrix, causing the fat to separate.

Trust me on this one: the secret is using a high-quality Dijon mustard. Dijon naturally contains mucilage, which is a complex carbohydrate that acts as a powerful stabilizer. Whisking it into warm heavy cream off the direct heat creates a velvety, unbreakable glaze that clings beautifully to the meat.

It is incredibly fast.

If you love rich skillet dinners like my creamy garlic parmesan chicken, this tangy variation will blow you away.

Creamy Mustard Chicken

• Publisher Storied Skillet
• Cuisine French-inspired
• Category Dinner, Chicken
• Prep Time 10 minutes
• Cook Time 20 minutes
• Servings 4
• Calories 420 calories
• Rating 4.8 968
• Tags chicken skillet, creamy mustard chicken, easy dinner, 30-minute meal

Ingredients

• 4 boneless, skinless chicken breasts (pounded to an even 1/2-inch thickness)
• 1 tbsp olive oil
• 2 tbsp unsalted butter (divided)
• 1 medium shallot (finely minced)
• 2 cloves garlic (minced)
• 1/2 cup low-sodium chicken broth
• 3 tbsp Maille Dijon mustard
• 1 tbsp whole grain mustard
• 3/4 cup heavy cream
• 1 tsp Diamond Crystal kosher salt
• 1/2 tsp freshly cracked black pepper
• 2 tbsp fresh tarragon or parsley (chopped)

Directions

1. Season the chicken breasts generously on both sides with Diamond Crystal kosher salt and black pepper.
2. Heat the olive oil and 1 tablespoon of butter in a large skillet over medium-high heat. Sear the chicken for 5 to 6 minutes per side until golden brown, then transfer to a plate. This searing method ensures a melt in your mouth chicken breast every single time.
3. Reduce the heat to medium. Add the remaining tablespoon of butter to the skillet and sauté the minced shallot and garlic for 2 minutes until soft and fragrant.
4. Pour in the chicken broth, using a wooden spoon to scrape up all the delicious browned bits stuck to the bottom of the pan. Let it simmer until the liquid reduces by half.
5. Whisk in the Dijon mustard, whole grain mustard, and heavy cream. Bring the mixture to a gentle simmer, then return the chicken and any accumulated juices back into the skillet.
6. Simmer for 3 to 4 minutes until the sauce thickens slightly and the chicken is cooked through to an internal temperature of 165°F. Garnish with fresh herbs and serve hot.

Notes

• I highly recommend Maille Dijon mustard. If substituting with a standard grocery brand, reduce the amount by half a tablespoon as domestic brands tend to be significantly more acidic.
• Heavy cream is essential here because its high fat content (around 36%) prevents curdling when mixed with the acidic mustard. Do not substitute with milk or half-and-half, as their lower fat-to-water ratio will cause the sauce to split.
• Keep a close eye on your garlic and shallots during the sauté phase. If they burn, they will turn bitter and ruin the delicate cream sauce; if the pan is too hot, slide it off the burner for thirty seconds to cool down.
• Upon cooling, the starch and fat molecules in the cream sauce will solidify slightly, making it look thick and gelatinous in the fridge. It will melt back into a silky glaze once gently reheated with a splash of broth.
• This recipe uses Diamond Crystal kosher salt. If you are using Morton's kosher salt, reduce the volume by half to avoid over-salting.
• If you prefer a peppercorn kick over mustard, check out my creamy peppercorn chicken for a similar skillet technique.

Serving Suggestions

To turn this skillet masterpiece into a complete meal, you want sides that can soak up every last drop of that velvety sauce. Here are my favorite ways to plate it:

• A generous scoop of garlic mashed potatoes to catch the extra mustard cream.
• Warm, crusty sourdough bread to swipe across the plate.
• A side of crispy roasted cabbage steaks for a sweet, caramelized pairing.
• Tender egg noodles tossed in butter and fresh parsley.
• A simple green salad dressed with a light vinaigrette to cut through the richness of the cream.

Storage and Reheating

Store any leftover chicken and sauce in an airtight glass container in the refrigerator for up to three days. Glass is highly recommended here because plastic containers tend to absorb the strong, pungent oils of the mustard.

I strongly advise against freezing this dish. The dairy emulsion will break completely upon thawing, leaving you with a watery, separated mess.

Reheating requires a gentle touch.

Place the chicken and sauce in a skillet over low heat and add a tablespoon of chicken broth or water. Stir continuously as it warms to help the sauce re-emulsify into a smooth, glossy glaze.

Avoid the microwave if you can. High microwave power will superheat the fat molecules, causing the sauce to split instantly.

Ingredient Substitutes

If you find yourself missing an ingredient, don't panic—here are a few reliable swaps that won't ruin your dinner:

1. Chicken Breasts: Swap for boneless, skinless chicken thighs for an even juicier result, though you'll need to cook them for an extra 2-3 minutes per side.
2. Shallots: You can use finely minced yellow onion or the white parts of green onions if you don't have shallots on hand.
3. Tarragon: Fresh parsley or thyme make excellent alternatives if tarragon's mild licorice flavor isn't your favorite.
4. Chicken Broth: Dry white wine (like Sauvignon Blanc) can be used to deglaze the pan instead, adding a beautiful depth of flavor.

Go ahead and tap those tongs against your hip, get your skillet screaming hot, and let me know in the comments if this sauce makes you swoon as much as it does me!