[header] How to make poached haddock fillet and mash [title] Purchase your fish. [substeps] You could also add some herbs to the milk for extra flavour. [title] Remove any small fish bones from your haddock fillet with tweezers before poaching. 
[step] Remember to keep track of time to make sure that fish doesn't overcook. [substeps] Once the fish is poached, don't throw away the remaining seasoned liquid.