step 1
In a large pan, melt the butter, add the leeks and thyme. Cover with a circle of grease-proof paper big enough to tuck in down around the leeks. Put the lid on and cook for 10 mins.
step 2
Then add the sweetcorn and the potatoes. Replace the paper and lid. Cook for a further 10 mins. Meanwhile, place the smoked haddock in a shallow pan pour in the milk to cover, add the bay leaves and a sprinkling of peppercorns. Bring to a simmer for about 6-8 mins. Do not overcook fish switch it off and leave in pan.
step 3
Remove the paper from the large pan and discard, also remove the peppercorns and bay-leaf from the shallow pan. Ladle in milk from the fish, add the parsley, bring to a simmer, season to taste. Serve, adding the fish on top if each to finish.