| Ragù | Meat, aromatics, browning, wine or other liquid; tomato varies | Fine and cohesive to deeply chunky | Cooked slowly; finished with pasta and cooking water | Layered stages and generally patient cooking rather than a quick assembly | Ridges, tubes, broad ribbons, or layers that carry substantial sauce | Rigatoni; sometimes sturdy orecchiette for suitable regional-style meat condiments | Tagliatelle al ragù, ragù Napoletano, lasagne, rigatoni with ragù |
| Italian Tomato Sauce | Fresh tomatoes, whole peeled tomatoes, passata, or concentrated tomato products | Light and juicy, smooth, rustic, or reduced | Usually cooked; tossed with pasta and emulsified as needed | Can be brief and fresh-tasting or gently reduced for greater body | Match smooth sauce to strands; send pieces toward ridges, tubes, folds, or cups | Spaghetti, bucatini, rigatoni, farfalle, orecchiette | Spaghetti al pomodoro, arrabbiata, amatriciana, puttanesca |
| Pesto | For Pesto Genovese: basil, nuts, garlic, cheeses, olive oil, and salt | Finely crushed, creamy, and loosened into an emulsion | Prepared raw; warmed by pasta and finished away from direct high heat | Efficient crushing or careful pulsing, followed by last-minute dilution | Twists, narrow strands, broad folds, or small cups with good surface contact | Spaghetti, farfalle, orecchiette | Trofie al pesto; trenette with pesto, potatoes, and green beans |
| Arrabbiata | Tomato, garlic, chilli and olive oil | Mobile tomato coating with clear heat | Garlic and chilli warmed gently; pasta tossed in tomato | Moderate tomato cooking and last-minute finishing | Open tubes or strands suited to its texture | Penne, rigatoni, spaghetti | Penne all’arrabbiata |
| Aglio e Olio | Garlic, olive oil and pasta water | Light glossy coating | Garlic infused gently; strands tossed with water | Quick infusion and immediate finish | Long surfaces carrying a continuous film | Spaghetti, linguine | Spaghetti aglio e olio |
| Cacio e Pepe | Pecorino Romano, pepper and pasta water | Fine creamy coating, no sauce puddle | Cheese added away from direct high heat | Warm water, fine grating and active tossing | Long strands that distribute cheese evenly | Spaghetti, bucatini | Spaghetti cacio e pepe |
| Amatriciana | Guanciale, tomato and pecorino | Savoury tomato coating with pork pieces | Fat rendered gently; pasta finished with water | Meat rendering followed by tomato cooking | Substantial strands or tubes | Bucatini, spaghetti, rigatoni | Spaghetti all’amatriciana |