Pecorino Romano:We love using a microplane to grate the cheese. It’s fine grate helps the cheese to melt into the dish really evenly. See our Cacio E Pepe Variations below for alternatives to this cheese. Pasta
but it makes it difficult to get a really smooth sauce. You also want to make sure that your sauce is hot, but not boiling or it will cause the sauce to seize. Gradually add the cheese to the sauce, mixing in completely before adding more...