Bring a medium sauce pan of water (filled ⅔ full) to a boil
Add salt and stir.
Add macaroni noodles and cook, stirring occasionally, for 8 minutes.
Drain noodles and return to sauce pan, stirring in butter.
Put pan on low to medium low heat and stir until butter melts.
Add cheese, milk and black pepper, reserving ¾ to 1 cup of cheese
Continue cooking over low heat, stirring, until cheese melts.
Pour into a casserole or baking dish and top with reserved cheese.
Bake about 25 minutes at 375.
Broil 1-2 minutes if top browning is desired.