This torched lemon mackerel with homemade herb dressing couldn’t be quicker to make – if you don’t have a cook’s blowtorch, cook the fillets under a hot grill instead. For this recipe you ...

If not, add a splash of boiling water then cook for a further 5 minutes and check again. Stir in the flaked mackerel, peas, lemon juice and parsley and mix carefully, as you don’t want the ...