Crab and scallop Mornay recipe
 Mornay, a mustard-flavoured cheese sauce makes an irresistibly melting topping for scallops served in their shells with crab and a gratinated crunchy topping. 6 large diver-caught scallops, shucked (keep the shells)knob of butter100g/3½oz white or brown (or a mixture) handpicked crabmeat 6 large diver-caught scallops, shucked (keep the shells) knob of butter 100g/3½oz white or brown (or a mixture) handpicked crabmeat 500ml/18fl oz whole milk1 bay leaf½ small onion, finely sliced30g/1oz butter, plus extra for greasing30g/1oz plain flour1½ tsp English mustard powder3 tbsp white wine2 tbsp single cream25g/1oz Gruyère cheese, finely grated2 heaped tbsp snipped chives 500ml/18fl oz whole milk 1 bay leaf ½ small onion, finely sliced 30g/1oz butter, plus extra for greasing 30g/1oz plain flour 1½ tsp English mustard powder 3 tbsp white wine 2 tbsp single cream 25g/1oz Gruyère cheese, finely grated 2 heaped tbsp snipped chives 25g/1oz white breadcrumbs, made with crust-less day-old bread25g/1oz Gruyère cheese, finely grated3 heaped tbsp finely chopped curly parsley (optional)flaked sea salt and freshly ground black pepper 25g/1oz white breadcrumbs, made with crust-less day-old bread 25g/1oz Gruyère cheese, finely grated 3 heaped tbsp finely chopped curly parsley (optional) flaked sea salt and freshly ground black pepper Method Slice each scallop into three discs, put on a plate, cover with cling film and chill in the fridge while the sauce is being prepared. Scrub the deeper part of each scallop shell well with hot water and place on a rack over a baking tray, and grease the inside with butter. If you don’t have scallop shells available, use shallow gratin dishes instead. Preheat the oven to 220C/425F/Gas 7.To make the sauce, pour the milk into a small saucepan and add the bay leaf and onion. Stir well and bring to a gentle simmer. Remove from the heat and leave to stand for 15 minutes. Strain through a fine sieve into a jug.Melt the butter in a non-stick saucepan and stir in the flour and mustard powder. Cook for 30 seconds, stirring constantly. Gradually start adding the infused milk, stirring well between each addition. When all the milk is added, stir in the wine, cream and cheese and bring to a gentle simmer. Cook for 3-4 minutes, stirring constantly until the sauce is thick and smooth. Use a silicone whisk to stir the sauce if it has any lumps appearing.Remove the pan from the heat and stir in the scallops and chives and season to taste. Divide the crabmeat between the buttered shells or gratin dishes. Spoon the scallop mixture evenly into the prepared shells, making sure each one gets three slices of scallop.Mix the breadcrumbs with the grated cheese and parsley, if using, and season with salt and pepper. Sprinkle the breadcrumbs over the scallop mixture. Bake in the hot oven for 18-20 minutes until golden-brown and bubbling. (The scallops should have turned opaque, but remain sweet and tender.)Serve the scallops and crab Mornay with a crisp green salad and a glass of chilled white wine. Slice each scallop into three discs, put on a plate, cover with cling film and chill in the fridge while the sauce is being prepared. Scrub the deeper part of each scallop shell well with hot water and place on a rack over a baking tray, and grease the inside with butter. If you don’t have scallop shells available, use shallow gratin dishes instead. Preheat the oven to 220C/425F/Gas 7. Slice each scallop into three discs, put on a plate, cover with cling film and chill in the fridge while the sauce is being prepared. Scrub the deeper part of each scallop shell well with hot water and place on a rack over a baking tray, and grease the inside with butter. If you don’t have scallop shells available, use shallow gratin dishes instead. Preheat the oven to 220C/425F/Gas 7. To make the sauce, pour the milk into a small saucepan and add the bay leaf and onion. Stir well and bring to a gentle simmer. Remove from the heat and leave to stand for 15 minutes. Strain through a fine sieve into a jug. To make the sauce, pour the milk into a small saucepan and add the bay leaf and onion. Stir well and bring to a gentle simmer. Remove from the heat and leave to stand for 15 minutes. Strain through a fine sieve into a jug. Melt the butter in a non-stick saucepan and stir in the flour and mustard powder. Cook for 30 seconds, stirring constantly. Gradually start adding the infused milk, stirring well between each addition. When all the milk is added, stir in the wine, cream and cheese and bring to a gentle simmer. Cook for 3-4 minutes, stirring constantly until the sauce is thick and smooth. Use a silicone whisk to stir the sauce if it has any lumps appearing. Melt the butter in a non-stick saucepan and stir in the flour and mustard powder. Cook for 30 seconds, stirring constantly. Gradually start adding the infused milk, stirring well between each addition. When all the milk is added, stir in the wine, cream and cheese and bring to a gentle simmer. Cook for 3-4 minutes, stirring constantly until the sauce is thick and smooth. Use a silicone whisk to stir the sauce if it has any lumps appearing. Remove the pan from the heat and stir in the scallops and chives and season to taste. Divide the crabmeat between the buttered shells or gratin dishes. Spoon the scallop mixture evenly into the prepared shells, making sure each one gets three slices of scallop. Remove the pan from the heat and stir in the scallops and chives and season to taste. Divide the crabmeat between the buttered shells or gratin dishes. Spoon the scallop mixture evenly into the prepared shells, making sure each one gets three slices of scallop. Mix the breadcrumbs with the grated cheese and parsley, if using, and season with salt and pepper. Sprinkle the breadcrumbs over the scallop mixture. Bake in the hot oven for 18-20 minutes until golden-brown and bubbling. (The scallops should have turned opaque, but remain sweet and tender.) Mix the breadcrumbs with the grated cheese and parsley, if using, and season with salt and pepper. Sprinkle the breadcrumbs over the scallop mixture. Bake in the hot oven for 18-20 minutes until golden-brown and bubbling. (The scallops should have turned opaque, but remain sweet and tender.) Serve the scallops and crab Mornay with a crisp green salad and a glass of chilled white wine. Serve the scallops and crab Mornay with a crisp green salad and a glass of chilled white wine.