Mix the shredded cheeses one at a time into the roux. Stir to combine between each addition.
Salt and pepper to your liking
Turn off the heat
Here is how to Bake the Mac and Cheese
Mix the seafood and cooked pasta together in the cheese sauce.
Place the mixture in the prepared baking dish.
The remaining 2 Tbsp. butter, melt it. Mix the butter with the panko.
Sprinkle the cheese on top.
Bake for 30 minutes or until the seafood mac cheese is hot through and the breadcrumbs are golden brown.
Serve immediately