Fettuccine with Butter and Parmigiano

This recipe is the classic unadulterated version of a dish that has been corrupted in America by cooks who seek to be fancy rather than authentic. This dish requires only three ingredients: wonderful fresh fettuccine, superb sweet butter, and first-class parmigiano. Here, chefs make such unnecessary additions as ham, peas, cream, nutmeg, red pepper, black pepper, and garlic.

Fettuccine Alfredo is from Rome, though you won’t find too many Romans eating it. Two restaurants, each named