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serving a portion of keto fish pie on a plate and a casserole of fish pie
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Fish Pie with Cauliflower Mash (Low Carb)

Comfort food at its best - a deliciously creamy fish pie with cauliflower mash topping that will make you come back for seconds!
Course Main Course
Cuisine British
Prep Time 20 minutes
Cook Time 40 minutes
Total Time 1 hour
Servings 6
Calories 491kcal
Author Katrin Nürnberger

Ingredients

For the filling

  • 1 onion chopped
  • 2 garlic cloves chopped
  • 1 cup (250ml) dry white wine
  • 1 cup (250ml) double/heavy cream
  • 3 medium zucchini/courgettes grated
  • grated lemon zest from 1 unwaxed lemon
  • handful of fresh parsley and chives chopped
  • 800 g hake and/or cod fillets

For the cauliflower mash

  • 1 very large or 2 smaller cauliflower heads
  • 3 tbsp melted butter
  • 1/2 cup (125ml) soured cream or cream cheese
  • 1 cup (125g) grated cheddar
  • 1 tbsp chopped chives
  • grated nutmeg
  • salt to taste

Instructions

  • Preheat oven to 200 Celsius/390 Fahrenheit
  • Separate the cauliflower into florets and steam or boil until soft. Drain well!!!!!
  • Add the softened butter, soured cream, cheddar, chives, some freshly grated nutmeg and salt and mash or whizz in a food processor until smooth
  • In a separate frying pan, fry the onions and garlic in olive oil until soft, around 3 minutes.
  • Add the white wine and reduce by half.
  • Add the courgettes, cream, lemon zest and herbs and simmer for 5 minutes.
  • Season with salt.
  • Put the fish fillets in a casserole dish and pour over the sauce.
  • Spread the cauliflower mash on top and run a fork over the top to make lines.
  • Bake for 40 minutes or until the top is browned
  • Sprinkle with some fresh parsley and serve

Notes

You can use a mix of white fish or even salmon and add prawns. All work well. Adding celery and fennel to the sauce taste good, too.
Don't miss out on the lemon zest. It really makes the recipe!!
If you do not want to use wine, substitute with a good quality fish stock

Nutrition

Calories: 491kcal | Total Carbohydrates: 7.6g | Protein: 33.7g | Fat: 33.1g | Cholesterol: 143mg | Sodium: 123mg | Potassium: 650mg | Fiber: 1.6g | Sugar: 4.5g