Smoked haddock with celery and spinach gratin

This delicious smoked haddock with celery and spinach gratin recipe features thin, sliced ​​layers of celeriac similar to the classic potato dauphinoise, resulting in a creamy and satisfying fish casserole. The delicate smokiness of the haddock perfectly complements the rich flavors of the gratin. To give the dish a touch of freshness, we recommend garnishing the dish with a pinch of chives. This comforting and aromatic gratin will tantalize your taste buds and make for a delicious meal.


  • 250g leaf spinach
  • 1 celery, peeled
  • 25g butter
  • 170 ml pot of double cream
  • small grating of nutmeg
  • 500-600g undyed, smoked haddock fillet, cut into 4 portions
  • small package of chives, chopped

Preparation steps

  1. Preheat the oven to 200°C/180°C fan/gas 6.
  2. Place the spinach in a colander and place it in the sink.
  3. Pour a kettle of boiling water over the spinach to wilt it.
  4. Rinse the wilted spinach under cold water, squeezing out as much water as possible, and set aside.
  5. Quarter the celery and cut each piece into thin slices.
  6. Butter a baking dish and add celery, spinach and cream.
  7. Season the mixture with salt and pepper and sprinkle nutmeg on top.
  8. Put all the ingredients together in the gratin dish.
  9. Cover the pan with foil and bake for 30 minutes.
  10. After 30 minutes, remove the foil and stir in the celery.
  11. Cover the dish again and put it in the oven for another 30 minutes.
  12. Remove the foil again, place the smoked haddock fillets on top and put a piece of butter on each fillet.
  13. Cover the pan with foil and bake for another 20 minutes, until the fish is cooked through and the celery is tender.
  14. Remove the dish from the oven, sprinkle everything with chives and serve.

Nutritional Information

Equipment and tools

  • peeler
  • Oven-safe dishes
  • Knife
  • dulcimer
  • grater
  • Pot
  • Pot
  • Scissors

Allergen information

This recipe contains the following allergens:

  • milk
  • Fish

Please ensure that you or your guests do not have any allergies or dietary restrictions related to these ingredients.

Storage and leftovers

If there are any leftovers, you can store them in an airtight container in the refrigerator for up to 2 days. To reheat, place the gratin in a preheated oven at 350°F (180°C) for about 15 minutes or until heated through.

It is not recommended to freeze this dish as the texture of the cream may change when thawed.

Health Benefits of Smoked Haddock with Celery Spinach Gratin

When it comes to making a nutritious yet delicious meal, smoked haddock with celery and spinach gratin fits the bill. It not only satisfies your taste buds but also offers a number of health benefits. Let’s take a closer look at the nutritious ingredients that make this dish special.

1. Spinach leaves

Spinach leaves are a nutritional powerhouse full of vitamins and minerals that can contribute to your overall well-being. This leafy green vegetable is an excellent source of vitamin K, which plays a crucial role in maintaining healthy bones and preventing blood clotting. Additionally, spinach is rich in folic acid, iron and vitamin C, all of which are important for red blood cell production, energy metabolism and a strong immune system.

2. Celery

Celeriac, also known as celery root, is a vegetable that offers various health benefits. Although it is low in calories, it is rich in fiber, which aids digestion and promotes satiety. Celery is also a good source of antioxidants like vitamin C and vitamin E, which help fight free radicals and protect your cells from oxidative damage.

3. Butter

Although butter is often considered high in saturated fat, it can be consumed in moderation as part of a balanced diet. Butter contains fat-soluble vitamins such as vitamins A, D, E and K, which are vital for various body functions. In addition, it adds flavor to the dish and satisfies your taste buds.

4. Double cream

Using double cream in this recipe gives the gratin a creamy and luxurious texture. While double cream is high in calories, it is a good source of healthy monounsaturated and polyunsaturated fats. When consumed in moderation, these fats can help maintain a healthy weight, aid nutrient absorption, and support brain function.

5. Nutmeg

A little grated nutmeg not only improves the flavor profile of the dish but also provides some health benefits. Nutmeg contains essential oils and antioxidants that have anti-inflammatory and antimicrobial properties. In addition, it is a good source of minerals such as manganese, copper and magnesium, which contribute to bone health and enzyme function.

6. Undyed smoked haddock

Uncolored smoked haddock is a lean source of high-quality protein, making it an excellent choice for anyone looking to maintain or gain muscle mass. Protein is essential for tissue growth and repair, as well as the production of enzymes, hormones and antibodies. Additionally, haddock is rich in omega-3 fatty acids, which promote heart health and reduce inflammation in the body.

7. Chives

Chives not only add a bright green pop of color to the dish, but also add to its nutritional value. These aromatic herbs are an excellent source of vitamins A and C, as well as minerals such as potassium and calcium. They also contain natural compounds with antioxidant and anti-inflammatory properties that support overall health and well-being.

In summary, by incorporating these healthy ingredients into your diet through the Smoked Haddock with Celery and Spinach Gratin, you can enjoy a tasty meal while benefiting from the numerous health benefits that these ingredients provide. From vitamins and minerals to antioxidants and proteins, this gratin is a fantastic way to nourish your body and tantalize your taste buds.

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