Pan-fried mackerel with spring vegetable nage recipe
 This simple but flavoursome fish soup is served with lots of fresh vegetables in creamy herb broth. 1 lemon, finely pared zest and juice400ml/14fl oz good-quality vegetable stock12 asparagus spears, trimmed100g/3½oz podded peaslight rapeseed oil, for cooking2 shallots, peeled and chopped1 garlic clove, chopped4 young carrots, peeled and sliced1 fennel bulb, trimmed and chopped100ml/3½fl oz double cream4 small spring onions, trimmed and sliced1 tsp chopped fresh mint1 tsp chopped fresh chervil1 tsp chopped fresh tarragonCornish sea salt and freshly ground black pepper 1 lemon, finely pared zest and juice 400ml/14fl oz good-quality vegetable stock 12 asparagus spears, trimmed 100g/3½oz podded peas light rapeseed oil, for cooking 2 shallots, peeled and chopped 1 garlic clove, chopped 4 young carrots, peeled and sliced 1 fennel bulb, trimmed and chopped 100ml/3½fl oz double cream 4 small spring onions, trimmed and sliced 1 tsp chopped fresh mint 1 tsp chopped fresh chervil 1 tsp chopped fresh tarragon Cornish sea salt and freshly ground black pepper oil, for frying2 mackerel, fins and gills cut off, scaled, gutted and pin-boneddrizzle lemon oil, to serve oil, for frying 2 mackerel, fins and gills cut off, scaled, gutted and pin-boned drizzle lemon oil, to serve Method To make the spring vegetable nage, place a saucepan over a medium heat and, once warmed, add the lemon zest. Heat for 1 minute to release the oils then pour in the vegetable stock. Bring to the boil, reduce the heat and simmer for 5 minutes. Set aside to cool. Once cooled, add the lemon juice.Blanch the asparagus and peas until just tender then drain and refresh in cold water, drain again and set aside. Heat a little rapeseed oil in a saucepan and sweat the shallots and garlic for 1 minute without colouring then add the carrots and fennel. Sweat for 2 minutes then add the stock mixture. Simmer until the carrots soften slightly, about 5 minutes. Add the cream and continue to simmer for a couple of minutes. Season with salt and pepper.To make the pan-fried mackerel, heat a large non-stick frying pan and add a drizzle of oil. Once hot, place the fish in skin-side down for 2 minutes until the skin begins to crisp around the edges. Flip the fish over and take the pan off the heat. The fish will continue to cook in the residual heat.To serve, add the blanched asparagus and peas, spring onions and herbs to the nage and simmer for 1 minute. Ladle the nage into four warmed bowls then top with the fish, skin-side up, divided into portions. Drizzle with the lemon oil and serve. To make the spring vegetable nage, place a saucepan over a medium heat and, once warmed, add the lemon zest. Heat for 1 minute to release the oils then pour in the vegetable stock. Bring to the boil, reduce the heat and simmer for 5 minutes. Set aside to cool. Once cooled, add the lemon juice. To make the spring vegetable nage, place a saucepan over a medium heat and, once warmed, add the lemon zest. Heat for 1 minute to release the oils then pour in the vegetable stock. Bring to the boil, reduce the heat and simmer for 5 minutes. Set aside to cool. Once cooled, add the lemon juice. Blanch the asparagus and peas until just tender then drain and refresh in cold water, drain again and set aside. Heat a little rapeseed oil in a saucepan and sweat the shallots and garlic for 1 minute without colouring then add the carrots and fennel. Sweat for 2 minutes then add the stock mixture. Simmer until the carrots soften slightly, about 5 minutes. Add the cream and continue to simmer for a couple of minutes. Season with salt and pepper. Blanch the asparagus and peas until just tender then drain and refresh in cold water, drain again and set aside. Heat a little rapeseed oil in a saucepan and sweat the shallots and garlic for 1 minute without colouring then add the carrots and fennel. Sweat for 2 minutes then add the stock mixture. Simmer until the carrots soften slightly, about 5 minutes. Add the cream and continue to simmer for a couple of minutes. Season with salt and pepper. To make the pan-fried mackerel, heat a large non-stick frying pan and add a drizzle of oil. Once hot, place the fish in skin-side down for 2 minutes until the skin begins to crisp around the edges. Flip the fish over and take the pan off the heat. The fish will continue to cook in the residual heat. To make the pan-fried mackerel, heat a large non-stick frying pan and add a drizzle of oil. Once hot, place the fish in skin-side down for 2 minutes until the skin begins to crisp around the edges. Flip the fish over and take the pan off the heat. The fish will continue to cook in the residual heat. To serve, add the blanched asparagus and peas, spring onions and herbs to the nage and simmer for 1 minute. Ladle the nage into four warmed bowls then top with the fish, skin-side up, divided into portions. Drizzle with the lemon oil and serve. To serve, add the blanched asparagus and peas, spring onions and herbs to the nage and simmer for 1 minute. Ladle the nage into four warmed bowls then top with the fish, skin-side up, divided into portions. Drizzle with the lemon oil and serve.