Best seafood pie

Serves three

One pack of mixed ready-cooked seafood from tescos
a few anchovy fillets

One onion, peeled and chopped
1 oz butter
1 tbsp flour
half a pint of milk
salt to taste

scant 1 lb new potatoes
fresh basil leaves
butter

1. scrub or scrape the potatoes till they are pretty naked.
2. boil them in salted water until just done but not fragile.
3. drain them and tip them into a bowl
4. chop them roughly with the basil leaves. Add a knob of butter.
5. melt the 1 oz of butter in a pan.
6. fry the chopped onion until it is translucent.
7. add the flour to make a roux, cook gently and then slowly add milk to make a white onion sauce.
8. add chopped anchovy fillets and the seafood. Season with further salt if required (but the anchovies are salty).
9. Put the seafood mixture in a small oven-proof dish. Spread the crushed basil potatoes on top. Dot with further butter and bake in a moderate oven until piping hot and crispy on top.
10. Serve with minted peas, and additional new potatoes if required.