Authentic Fettuccine Alfredo

Prep Steps

• 1 cup parmesan cheese, freshly {do:grate}

Cook the Pasta

In a large pot, bring 4–6 quarts of water to a boil with...

• 1 tbsp kosher salt{tip:We test with Morton kosher salt. Using table salt? Use about 3/4 as much. Diamond Crystal? Use about 1 1/2 times as much.}

Add and cook until al dente...

• 1 lb fettuccine

Save 1 cup of the pasta water before draining.

The Sauce

While the pasta cooks, melt together in a large skillet over medium heat...

• 1 cup butter
• 1 tsp black pepper

When the butter has melted, turn off the heat.

Toss Together

Add the pasta and about 1/2 cup of the pasta water to the skillet. Stir together while gradually adding...

• 1 cup parmesan cheese, freshly grated

Keep stirring, adding more pasta water a little at a time, until the cheese melts into a smooth, glossy sauce. Serve right away with more cracked pepper or a little parsley.