01 -
Heat the oven to 375°F and lightly grease a 9-by-13-inch dish.
02 -
Combine breadcrumbs, one-quarter cup milk, egg, finely chopped onion and the meat seasonings.
03 -
Gently work in the beef and press it evenly across the dish.
04 -
Bake about twenty-five minutes and continue as necessary until the beef reaches 160°F.
05 -
Meanwhile, boil the macaroni to the package al dente stage and drain. Melt butter in a saucepan and whisk in flour for one minute.
06 -
Gradually whisk in the separate two cups of milk, then stir over moderate heat until thickened.
07 -
Remove from heat and stir in the cheddar until smooth.
08 -
Fold the drained macaroni into the sauce.
09 -
Carefully remove excess fat from the cooked meat layer, then spread the macaroni over it.
10 -
Add optional paprika and bake about fifteen minutes, continuing until the center reaches 165°F. Rest briefly before serving.