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- 3 large sweet potatoes, cut into cubes
- 2 Tbsp. olive oil
- 4 x 125 g (4oz) Icelandic cod fillets
- Zest and juice of 1 lemon
- 1 Tbsp. freshly chopped dill, plus 1tbsp extra for the sauce
For the tartare sauce
- 150 g tub Total Greek 0% fat yogurt
- 1 Tbsp. capers, drained and roughly chopped
- 3 Tbsp. cornichons, roughly chopped
- Step 1
Preheat the oven to 200°C (180°C fan) mark 6. Put the potato in a pan, cover with cold water and cook for 15min until tender. Drain, return to the pan and mash. Stir in 1tbsp of the olive oil and season to taste with salt and freshly ground black pepper. Keep warm.
- Step 2
Meanwhile, put the cod in a shallow ovenproof dish and drizzle remaining olive oil over, along with the lemon zest and juice. Season, cover with foil and cook in the oven for 20-25min until cooked through. Sprinkle 1tbsp dill on top.
- Step 3
Mix together the tartare sauce ingredients in a small bowl. Season and stir to mix. Serve the fish with the mash and a dollop of the tartare sauce.
Serve with: a crisp green salad made with rocket, celery, watercress and cucumber.
Per Serving:
- Calories: 310
- Total carbs: 34 g
- Total fat: 8 g
- Saturated fat: 1 g

A crack team of highly skilled food content producers, the GH Kitchen Team are Good Housekeeping’s resident recipe developers and all-round food obsessives. GH Kitchen Director Sarah Akhurst is our resident hosting pro and loves nothing more than putting on a foodie feast for friends. Senior Cookery Writer Alice Shields is a former pastry chef and baking fanatic who loves making bread and would have peanut butter with everything if she could. Lover of all things savoury, Senior Cookery Writer Grace Evans can be found eating nocellara olives at every opportunity, and will take the cheeseboard over dessert any time. With a wealth of professional kitchen experience between them, they’re dedicated to ensuring every Good Housekeeping recipe is the best it can be, so you can trust they’ll work every single time.
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