Fettuccine Alfredo (Italian: [fettut'tʃiːne alˈfreːdo]) is a pasta dish made with fettuccine, butter, and Parmesan cheese. As the cheese is mixed with freshly cooked, warm fettuccine and ample butter, it melts and emulsifies to form a smooth, rich cheese sauce coating the noodles. Originated in Rome in the early 20th-century, it is now popular...