| Noodles, quantity, cooking | Penne rigate, 11.3oz (320g), serves 4 | Penne, 5.5oz (160g), serves 2. Drained 3 minutes before package al dente time | Rigatoni, 250g (or mezze maniche, penne) |
| Salt in the pasta water | Salt added to boiling water (amount not given) | Water brought to a boil generously salted (no specific ratio given) | 1 tablespoon rock salt in 5L of water |
| Preparing the salsiccia | 0.7lb (300g) sausage, scored and its casing removed, crumbled coarsely by hand | One large Italian sausage. Casing removed, crumbled fine while cooking | 3 artisan Italian sausages (250g / 8.8oz). Scored, cased removed, mashed with a fork |
| White wine, present or not | Not used | 1/8 cup (30ml) dry white wine added and simmered until the alcohol smell cooks off | Half a glass of white wine (the tips note explicitly allows substituting water or broth) |
| Dairy (ricotta / cream) | 1 cup (200g) sheep's-milk ricotta | 3/4 cup (200g) ricotta | 200g fresh ricotta (ingredient list also lists "or heavy cream"; the tips note that sheep's-milk ricotta is even better if you can get it) |
| Cheese (type, amount) | 1.75oz (50g) Parmigiano Reggiano (grated, mixed in at the finish) | Pecorino grated in to taste | 2 tablespoons Parmigiano Reggiano or Pecorino Romano |
| Truffle, present or not | Not used in this recipe. Mentioned in a "tips" note as a variant finished with shaved truffle | Not mentioned | About 1/3 of a fresh truffle (or truffle oil) grated into the sauce, plus more shaved to taste at plating |
| How it's combined (emulsion sequence) | Ricotta and cooking water combined in the pan off the heat, then the cooked noodles returned and tossed over high heat for 2 minutes | Heat lowered, ricotta and cooking water combined, heat turned off entirely while waiting for the pasta to finish, then noodles added and tossed over medium-high heat | Ricotta, cheese, and cooking water mixed together first in a bowl separate from the pan, then combined into the pan with the meat |
| Finish | Parmigiano mixed in, plated and served hot | Finished with extra grated cheese (pecorino) | Extra shaved truffle, Parmigiano, and the generous black pepper added while browning |
| Time required | 10 min prep + 20 min cooking | Not given (roughly 20-25 minutes based on the steps) | 5 min prep + 25 min cooking = 30 min total |
| Source check | Source verified | Source verified | Source verified |