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Spanish Chicken in Creamy Mustard Sauce Recipe
Ash Tyrrell

Spanish Chicken in Creamy Mustard Sauce Recipe

I still remember the first time I made this Spanish Chicken in Creamy Mustard Sauce—it instantly became one of my favorite comfort meals. The rich, tangy sauce paired with tender chicken felt like something you’d order at a cozy restaurant. I love how simple ingredients come together to create such a bold flavor.
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Total Time 45 minutes
Servings: 4
Ingredients Method Notes

Ingredients
  

  • 4 chicken thighs bone-in, skin-on preferred – adds more flavor and keeps the meat juicy
  • 2 tablespoons olive oil – use good-quality oil for authentic taste
  • 1 medium onion finely chopped – gives a natural sweetness to the sauce
  • 3 garlic cloves minced – fresh garlic works best for depth of flavor
  • 1 cup chicken stock – enhances richness; use low-sodium for better control
  • 1 cup heavy cream – creates a smooth and creamy texture
  • 2 tablespoons Dijon mustard – adds tang and sharpness
  • 1 tablespoon whole grain mustard – gives texture and a mild spice
  • ½ teaspoon smoked paprika – provides a subtle smoky Spanish flavor
  • Salt and black pepper to taste – adjust as needed
  • Fresh parsley chopped – for garnish and freshness

Method
 

  1. Start by seasoning the chicken thighs with salt, pepper, and smoked paprika. This helps build a strong flavor base right from the beginning. Make sure the chicken is patted dry so it browns properly.
  2. Heat olive oil in a large skillet over medium heat. Place the chicken skin-side down and cook until golden brown. Flip and cook the other side, then remove and set aside.
  3. In the same pan, add chopped onions and cook until soft and translucent. Stir in the minced garlic and cook briefly until fragrant. This forms the base of your creamy sauce.
  4. Pour in the chicken stock and let it simmer for a few minutes. Add both Dijon and whole grain mustard, stirring well. Slowly mix in the cream to create a rich, smooth consistency.
  5. Return the chicken to the pan, coating it with the sauce. Cover and let it simmer gently until the chicken is fully cooked. The sauce will thicken beautifully during this step.
  6. Once done, sprinkle fresh parsley over the top. Let the dish rest for a couple of minutes before serving. This allows the flavors to settle and deepen.

Notes

  • I always use bone-in chicken because it stays juicier and adds more flavor
  • Don’t rush the browning step—it creates a deeper, richer taste
  • I like adding a pinch of extra paprika for a slightly smoky kick
  • Letting the sauce simmer slowly helps it thicken naturally
  • Taste the sauce before serving—I sometimes add a touch more mustard