How to make Rome's best pasta dish, Cacio e pepe
How to make Rome's best pasta dish, Cacio e pepe is a medium Italian recipe that serves 4. 450 calories per serving. Recipe by Kelly’s Clean Kitchen on YouTube.
Prep: 10 min | Cook: 15 min | Total: 35 min
Cost: $17.24 total, $4.31 per serving
Ingredients
- 12 oz Spaghetti or Bucatini (dry, any long pasta works)
- 2 tsp Black Peppercorns (coarsely ground, freshly ground for best flavor)
- 4 cups Pecorino Romano Cheese (freshly grated)
- to taste Salt (Kosher or sea salt for the pasta water)
Instructions
Prepare Pepper and Cheese
Grind the black peppercorns by hand until coarsely cracked. Grate the Pecorino Romano cheese into a bowl.
Time: PT5M
Boil Pasta Water
Fill a large shallow pot with water, add a generous pinch of salt, and bring to a rolling boil.
Time: PT5M
Temperature: 100°C
Toast Pepper
In a separate wide skillet over medium heat, add the coarsely ground pepper and toast for 1–2 minutes until fragrant. Add a ladle of the hot pasta water to keep the pepper from burning.
Time: PT2M
Par‑boil Pasta
Add the pasta to the boiling water and cook for about half the time indicated on the package (usually 5–6 minutes).
Time: PT6M
Temperature: 100°C
Finish Pasta in Pepper Pan
Using tongs, transfer the half‑cooked pasta to the skillet with the toasted pepper. Add a few more ladles of pasta water and continue cooking until the pasta is al dente.
Time: PT5M
Create Cheese Paste
While the pasta finishes, stir a ladle of hot pasta water into the grated Pecorino until a smooth paste forms.
Time: PT2M
Combine Pasta and Cheese
Turn off the heat. Add the cheese paste to the pasta and toss vigorously, adding more pasta water as needed until a creamy, glossy sauce coats every strand.
Time: PT3M
Plate and Serve
Divide the pasta among plates, garnish with extra grated Pecorino and a pinch of freshly ground pepper. Serve immediately.
Time: PT2M
Nutrition Facts
- Calories
- 450
- Protein
- 20g
- Carbohydrates
- 55g
- Fat
- 15g
- Fiber
- 2g
Dietary info: Vegetarian, Contains Wheat
Allergens: Dairy, Gluten
Ingredient Substitutions
- Instead of Spaghetti or Bucatini: Linguine, Fettuccine
- Instead of Black Peppercorns: Pre‑ground black pepper (less aromatic)
- Instead of Pecorino Romano Cheese: Parmesan cheese (flavor will differ)
Equipment Needed
- Large Pot
- Shallow Pan or Wide Skillet
- Ladle
- Grater
- Pepper Grinder (optional)
- Tongs (optional)
- Mixing Bowl (optional)
Critical Steps — Do Not Skip
- Grind pepper coarsely (Step 1)
- Toast pepper without burning (Step 3)
- Finish pasta in the pepper pan to capture starch (Step 5)
- Create a cheese‑water paste before adding to pasta (Step 6)
- Emulsify cheese paste into pasta off the heat (Step 7)
Chef Tips from the Video
- A shallow pot yields more starch in the water, which is the secret to a silky sauce.
- Reserve plenty of pasta water; you’ll likely need 3‑4 ladles for the emulsion.
- Toast the pepper just until fragrant; over‑toasting gives a bitter note.
- Work quickly once the pasta is al dente; the sauce thickens fast.
Troubleshooting
Sauce becomes clumpy or grainy.
Turn the heat off, add a few more ladles of hot pasta water, and whisk vigorously until smooth.
Pasta is undercooked after finishing in the skillet.
Add another ladle of pasta water and continue cooking for 1‑2 minutes until al dente.
Cheese separates and looks oily.
Reduce the heat, add the cheese paste gradually, and ensure enough starchy water is present to bind the sauce.
Storage
Refrigerator: Store leftovers in an airtight container for up to 2 days. Reheat gently over low heat, adding a splash of water to revive the sauce.
Freezer: Not recommended; the cheese can become grainy after freezing.
Room temperature: Do not leave at room temperature for more than 2 hours; serve immediately for best texture.
Make-Ahead Tips
- Grate the Pecorino and store it in an airtight container in the fridge for up to 2 days.
- Measure out the pepper and keep it in a small bowl; grind just before cooking for maximum aroma.
Frequently Asked Questions
What is the cultural significance and history of Cacio e Pepe in Roman cuisine?
Cacio e Pepe is a cornerstone of Roman cucina povera, meaning "poor kitchen". Historically it was a shepherd’s dish made with pantry staples—cheese, pepper, and pasta—allowing a simple, satisfying meal for workers in ancient Rome.
What are the traditional regional variations of Cacio e Pepe in Italy?
In Rome the classic version uses Pecorino Romano and black pepper. In other parts of Italy, some cooks substitute Parmigiano‑Reggiano or add butter, but the true Roman style sticks to just cheese, pepper, and pasta.
How is Cacio e Pepe traditionally served in Rome?
It is served hot, directly from the pan, with a final dusting of freshly grated Pecorino and a crack of black pepper. It is often enjoyed as a primo (first course) or a light main dish with a simple salad on the side.
What occasions or celebrations is Cacio e Pepe associated with in Roman culture?
Cacio e Pepe is an everyday staple rather than a festive dish, but it is also served at casual family gatherings and after‑work meals because it’s quick, comforting, and uses pantry ingredients.
What other Roman dishes pair well with Cacio e Pepe?
A crisp Roman salad with bitter escarole (cicoria) dressed in olive oil and lemon, or a simple fried artichoke (carciofi alla Romana), complement the peppery pasta beautifully.
What makes Cacio e Pepe special or unique in Italian cuisine?
Its uniqueness lies in the minimal ingredient list and the technique of emulsifying cheese with starchy pasta water, turning humble pantry items into a luxurious, creamy sauce without any cream or butter.
How has Cacio e Pepe evolved over time in Roman cooking?
While the core ingredients have remained the same, modern chefs have refined the technique—using shallow pots for starchier water and precise timing—to achieve a consistently silky sauce, a refinement of the rustic original.
What are the most common mistakes to avoid when making Cacio e Pepe at home?
Common errors include over‑cooking the pepper (making it bitter), using too little pasta water (causing the cheese to clump), and adding cheese over high heat (which makes the sauce grainy). Follow the step‑by‑step emulsification method for best results.
Why does this Cacio e Pepe recipe use a shallow pot for the pasta water instead of a deep pot?
A shallow pot creates a higher concentration of starch in the water because more pasta surface area contacts the water. This starchy water is essential for binding the cheese into a smooth, glossy sauce.
Can I make Cacio e Pepe ahead of time and how should I store it?
You can grate the Pecorino and grind the pepper ahead of time, storing them in the refrigerator. The cooked pasta should be served immediately; leftovers can be reheated gently with a splash of water, but the sauce will lose some of its silkiness.
What does the YouTube channel Kelly’s Clean Kitchen specialize in?
Kelly’s Clean Kitchen focuses on simple, ingredient‑driven recipes that emphasize clean cooking techniques, minimal waste, and clear step‑by‑step instructions for home cooks of all skill levels.
How does the YouTube channel Kelly’s Clean Kitchen’s approach to Italian cooking differ from other Italian cooking channels?
Kelly’s Clean Kitchen highlights the power of pantry staples and precise technique—like using starch‑rich water for emulsions—rather than relying on elaborate ingredients, offering a more accessible take on classic Italian dishes.
Last updated: September 6, 2026
