Cod with mayonnaise and mashed potatoes

Ingredients

• 4 desalted cod portions (700 g)
• 900 g potatoes
• 250 ml milk
• 2 onions
• 2 garlic cloves
• 100 ml olive oil
• 160 g mayonnaise
• 2 tbsp butter
• Pepper and nutmeg

Step-by-step method

1. Boil potatoes until tender and mash with warm milk, butter, pepper and nutmeg.
2. Gently poach the cod without vigorous boiling; drain and check for bones.
3. Soft-cook the sliced onions and garlic in olive oil without browning too hard.
4. Set the cod in an oven dish, add onions, pipe or spoon the mash around it and spread mayonnaise over the cod.
5. Bake at 200°C for about 20 minutes until heated through and golden.