Quick fish pie

• olive oil↗1 tbsp tbsp
• large onion↗1

  sliced

• can chopped tomato400g g

  with garlic and herbs

• fish stock↗100ml ml

  or vegetable stock

• pack smoked mackerel↗300g g

  fillets

• toasted breadcrumb50g g
• parmesan↗25g g

  finely grated

Step-by-step instructions

1. 1

   Heat the grill to high. Heat the oil in a large pan, then gently fry the onion for 5 mins until soft. Add the tomatoes and stock, bring to the boil, then simmer for 5 mins. Season.

2. 2

   Flake the smoked mackerel into the pan, stir, then tip the mixture into a shallow dish and sprinkle over the breadcrumbs and parmesan. Grill for 5 mins or until bubbling and golden.