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Roman cacio e pepe with tonnarelli, Pecorino Romano, and black pepper.

Roman Cacio e Pepe

Classic Roman pasta with tonnarelli, Pecorino Romano, black pepper, and starchy cooking water.
Servings 4 servings
Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes

Equipment

  • Large pot
  • Wide saute pan
  • Fine grater
  • Tongs or pasta fork

Ingredients

Pasta

  • 14 oz tonnarelli or thick spaghetti
  • 2 tbsp fine salt for the pasta water
  • 2 tsp whole black peppercorns coarsely crushed
  • 2 1/2 cups finely grated Pecorino Romano loosely packed
  • 1 1/2 cups starchy pasta water reserved as needed

Instructions

Prepare:

  • Bring a large pot of water to a boil and salt it. Cook the pasta until 2 minutes short of al dente. Reserve at least 1 1/2 cups pasta water before draining.
  • Toast the crushed pepper in a wide dry pan over medium heat for 60 seconds. Add 3/4 cup pasta water and simmer for 1 minute.

Make the Emulsion:

  • Place Pecorino in a bowl and stir in 1/2 cup warm, not boiling, pasta water a little at a time to form a smooth thick paste.
  • Transfer the pasta to the pepper pan and toss over low heat for 1 minute. Remove the pan from heat, wait 30 seconds, then add the cheese paste gradually while tossing vigorously.
  • Add small splashes of pasta water only until the sauce becomes glossy and clings to the noodles. Serve immediately with more pepper.

Notes

  • Add the cheese off direct heat; excessive heat makes Pecorino clump or turn stringy.
  • Cacio e pepe is best eaten immediately and does not reheat well.

Nutrition

Calories: 630kcalCarbohydrates: 77gProtein: 29gFat: 22gSaturated Fat: 14gCholesterol: 55mgSodium: 1180mgFiber: 4gSugar: 2g
Calories: 630kcal
Course: Main Course
Cuisine: Italian
Keyword: Cacio e Pepe, Pecorino Romano, Roman Pasta