2 T. Butter, clarified
2 T. Flour, all-purpose or bread
2 C. Cream or half and half
1 t. Salt, kosher
1/2 t. Pepper, white
1/4 t. Nutmeg, fresh grated
Melt the butter over very low heat, whisk in flour and stir for about a minute. Add roughly a quarter of the cream and whisk to blend, slowly add the remaining cream stirring constantly.
Cook for about 5 minutes or until thickened, then add the vegetables. Cook a few more minutes before adding the tuna, pour sauce over noodles and mix well.
2 pieces sourdough bread, run in food processor or blender to make breadcrumbs
2 T. butter, melt and mixed with breadcrumbs.
1/2 C. Horseradish cheddar cheese, grated
Sprinkle breadcrumbs over casserole, then sprinkle cheese over casserole.
Bake 45 minutes in a preheated 350º oven. Remove from oven, cover loosely with foil and let rest 10 minutes.
A. D. Di Liberti 2008