Making Seafood Macaroni and Cheese:

Preheat oven to 350°.
Peel the shrimp if necessary and drain.
Cook the pasta according to the instructions on the package. Drain well.
Place the drained pasta in a large bowl.
Add the cream and mix well until all the pasta is covered.
Add the crab meat and mix well.
Finely chop the spring onion. Put aside.
Grate white cheddar cheese.Put aside.
Grate the mozzarella. Put aside.
Melt the butter in a medium skillet or skillet. Add
shrimp.Turn the shrimp over and stir until lightly cooked.
Remove the shrimp from the pan. Once cooled, chop lightly. Add to pasta mixture.
Add the finely chopped onion to the pan with the sauce and fry.
Dust the onion with flour and mix well. Cook and fry for about a minute.
Slowly add the milk, stirring constantly, until the mixture begins to thicken.
Gradually add the grated cheddar cheese, stirring constantly until the cheese is melted.
Pour the cheese mixture over the pasta and seafood mixture