Turn the thermostat down to medium. Add cheddar cheese shreds, Gruyere (or Swiss) cheese, and Parmesan cheese gratings to the saucepan.
5th Step
Stir until the cheese has dissolved completely and the sauce has become smooth. Add garlic, onion, paprika, salt, and pepper. Taste the dish and adjust the seasonings to your liking.
6th Step
Heat the oven to 375 degrees Fahrenheit (190 degrees Celsius). Combine the cooked linguine, sautéed seafood, and cheese sauce in a large mixing basin. Stir gently until all ingredients are evenly coated.
7th Step
Place the mixture in an oiled baking dish. Bake in a preheated oven for 20 to 25 minutes, or until the surface is golden brown and steaming.
8th Step
Before serving, remove the Seafood Mac and Cheese from the oven and allow it to chill. Add visual appeal and a touch of freshness with freshly minced cilantro.