Chicken and Leek Gratin
Chicken and leek gratin is one of those comforting homemade dishes that combines rich creamy flavors with a deliciously satisfying texture. Tender chicken seasoned with mustard and herbs blends perfectly with soft leeks in a smooth creamy sauce, then bakes until a golden, flavorful topping forms on top. Every time I make this dish, the warm aroma fills the kitchen with a cozy feeling, and it often becomes the favorite choice for family dinners thanks to its rich taste and simple presentation.
| Prep Time | Cook Time | Serves |
|---|---|---|
| 20 mins | 1 1/4 hours | 6 |
Ingredients
Chicken and Leek Mixture
- 3 tablespoons butter
- 4 leeks, very thinly sliced
- Salt and black pepper, to taste
- 12 boneless, skinless chicken thighs
- 2 teaspoons Dijon mustard
- 2 tablespoons Worcestershire sauce
- 1/2 teaspoon salt
- 1 teaspoon thyme
- 1/2 teaspoon cayenne pepper
- 1/2 cup cooking cream or chicken stock
Topping
- Half a rustic loaf, coarsely ground into breadcrumbs
- 4 garlic cloves
- 2 handfuls parsley
- 1 teaspoon chopped rosemary
- 3 anchovy fillets
- 60 g softened butter
- Zest of 1 lemon
- 1/2 cup grated Parmesan cheese
Chicken and Leek Gratin Recipe Summary
This Chicken and Leek Gratin is a rich and comforting baked dish that brings together tender chicken thighs, sweet leeks, and a creamy mustard-herb sauce, all topped with a golden, crunchy breadcrumb crust. It’s the perfect family meal when you want something hearty, flavorful, and easy to serve straight from the oven. The combination of creamy filling and crispy topping makes every bite satisfying and full of homemade warmth.
I really enjoy making this Chicken and Leek Gratin, especially on busy days when I want something comforting without too much effort. The moment the dish starts baking, the smell of garlic, herbs, and creamy sauce fills the kitchen and instantly makes the atmosphere feel warm and inviting. It has become one of those recipes I often return to, because it always delivers a satisfying meal that everyone at the table enjoys.