Ingredients:
1 lb. Macaroni
3/4 cup butter
1/4 cup flour
3 1/2 cups Milk
1/4 teaspoon (White Pepper) Pepper
1 1/2 cups (Kefalotiri and Gruyere) Grated Cheese
Directions:
Boil the macaroni in 4 quarts of boiling salted water. 
Drain well and return to the pan. Add 1/4 cup of the butter and stir. Melt remaining butter in a saucepan.
Blend in the flour. Add milk stirring continuously and then sprinkle in the salt and pepper.
Cook over low heat for 5 minutes.
In a greased casserole (youvetsi) put the macaroni in layers with one cup of the cheese. Pour over sauce.
Sprinkle with remaining cheese and bake in an〓〓oven set at 350 degrees Fahrenheit for 30 minutes.