Firm white fish goes so well with lentils. Here Marcus Wareing steams haddock in the same pot as a soupy green lentil casserole, then tops with mascarpone. Preheat the oven to 200C/180C Fan/Gas 6.
A fish pie, I think, always needs a bit of smoked fish to really make it taste good ... haddock with smoked haddock. Equipment and preparation: for this recipe you will need a large ovenproof dish ...